Patents by Inventor Yung Bin Chung
Yung Bin Chung 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: 20240145635Abstract: A display device includes a substrate, a first transparent pattern disposed on the substrate, where a first opening is defined through the first transparent pattern, and a first light absorbing layer overlapping a side surface of the first transparent pattern defining the first opening, where the first light absorbing layer includes a metal oxide including a first metal element, which is selected from molybdenum (Mo), copper (Cu) and chromium (Cr), and a second metal element of Group 15, and the first light absorbing layer has a thickness in a range of about 500 ? to about 10000 ?.Type: ApplicationFiled: August 17, 2023Publication date: May 2, 2024Inventors: JUHYUN LEE, HYUNEOK SHIN, JUNHYUK WOO, TAEWOOK KANG, YUNG BIN CHUNG
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Publication number: 20240074286Abstract: A display device includes a circuit layer and a display element layer on the circuit layer. The display element layer includes a light-emitting element and a pixel-defining film, through which a pixel opening is defined, and the light-emitting element includes a first electrode exposed through the pixel opening, a second electrode disposed opposite to the first electrode, and a light-emitting layer disposed between the first electrode and the second electrode. The first electrode includes a metal layer and a graphene layer disposed on an upper surface of the metal layer, and the metal layer and the graphene layer each have a hexagonal closed packed structure.Type: ApplicationFiled: August 2, 2023Publication date: February 29, 2024Inventors: HYUNEOK SHIN, TAEWOOK KANG, SUNGJOO KWON, JOONYONG PARK, JUHYUN LEE, CHANGHEE LEE, SAMTAE JEONG, YUNG BIN CHUNG
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Publication number: 20240057410Abstract: A display device includes a substrate including a flat area and a trench area, which is recessed from the flat area; an electrode pattern disposed on the substrate, where the electrode pattern includes a dent portion, which is bent along a profile of the trench area of the substrate; a planarization layer inserted in the dent portion; a first insulating layer covering the substrate, the electrode pattern, and the planarization layer; and a light-emitting element disposed on the first insulating layer, where the planarization layer includes an organic-inorganic composite material.Type: ApplicationFiled: April 6, 2023Publication date: February 15, 2024Inventors: Hyun Eok SHIN, Joon Yong PARK, Joon Woo BAE, Do Keun SONG, Yung Bin CHUNG
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Publication number: 20240014353Abstract: A display device includes electrodes on a base layer; a first insulating layer on the electrodes; a light emitting element on the first insulating layer; and a connection electrode electrically connecting the light emitting element and at least a portion of the electrodes. Each of the electrodes includes a first layer and a second layer on the first layer. The first layer is electrically connected to the connection electrode through a contact portion formed in a region penetrating the first insulating layer and the second layer.Type: ApplicationFiled: February 14, 2023Publication date: January 11, 2024Applicant: Samsung Display Co., LTD.Inventors: Joon Yong PARK, Sung Joo KWON, Hyun Eok SHIN, Dong Min LEE, Yung Bin CHUNG
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Publication number: 20230180524Abstract: A display device includes a substrate including first, second, and third light emitting areas and a light blocking area surrounding the first, second, and third light emitting areas, a driving element on the substrate, a light emitting element respectively in each of the first, second, and third light emitting areas on the driving element and electrically connected to the driving element, a color conversion layer including a first color conversion pattern, a second color conversion pattern, and a transmission pattern in the first, second, and third light emitting areas on the light emitting element, respectively, and a capping layer on the color conversion layer and including a silicon compound. A ratio of a hydrogen content of an N—H bond to a hydrogen content of a Si—H bond of the capping layer is about 16 or more.Type: ApplicationFiled: August 16, 2022Publication date: June 8, 2023Inventors: KWANGHYUN KIM, HEONSIK HA, YUNG BIN CHUNG
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Patent number: 11450722Abstract: A display device includes: a first semiconductor layer on a first buffer layer, and including a first active layer; a first gate insulating layer on the first semiconductor layer, and covering the first active layer; a first conductive layer on the first gate insulating layer, and including a first gate electrode; a second conductive layer on the first conductive layer, and including a first source/drain electrode; a first interlayer insulating layer on the first conductive layer; a second semiconductor layer on the first interlayer insulating layer, and including a second active layer; a second gate insulating layer on the second semiconductor layer, and covering the second active layer; and a third conductive layer on the second gate insulating layer, and including a second gate electrode and a second source/drain electrode. The first gate insulating layer and the second gate insulating layer include different insulating materials from each other.Type: GrantFiled: May 11, 2020Date of Patent: September 20, 2022Assignee: Samsung Display Co., Lid.Inventors: Doo Na Kim, Keun Woo Kim, Tae Wook Kang, Do Kyeong Lee, Yong Su Lee, Jae Hwan Chu, Kwang Hyun Kim, Yeoung Keol Woo, Yung Bin Chung
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Publication number: 20220278288Abstract: A method of manufacturing a display device includes providing an inorganic layer on a carrier substrate, providing a first flexible substrate on the inorganic layer, providing a first shielding layer including a metal on the first flexible substrate, providing a first barrier layer on the first shielding layer, and providing a thin film transistor layer on the first barrier layer. The inorganic layer includes at least one material selected from silicon nitride (SiNx), silicon oxide (SiOx), and silicon oxynitride (SiOxNy), and a thickness of the inorganic layer is in a range from about 10 ? to about 6000 ?.Type: ApplicationFiled: May 13, 2022Publication date: September 1, 2022Inventors: Yeoung Keol WOO, Yung Bin CHUNG, Chul Min BAE, Ji Hye HAN, Eun Jin KWAK
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Patent number: 11335869Abstract: A method of manufacturing a display device includes providing an inorganic layer on a carrier substrate, providing a first flexible substrate on the inorganic layer, providing a first shielding layer including a metal on the first flexible substrate, providing a first barrier layer on the first shielding layer, and providing a thin film transistor layer on the first barrier layer. The inorganic layer includes at least one material selected from silicon nitride (SiNx), silicon oxide (SiOx), and silicon oxynitride (SiOxNy), and a thickness of the inorganic layer is in a range from about 10 ? to about 6000 ?.Type: GrantFiled: June 19, 2020Date of Patent: May 17, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yeoung Keol Woo, Yung Bin Chung, Chul Min Bae, Ji Hye Han, Eun Jin Kwak
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Publication number: 20220037435Abstract: A display apparatus includes a base substrate, an active pattern disposed on the base substrate, a gate insulation layer disposed on the active pattern, a gate electrode disposed on the gate insulation layer and overlapping the active pattern, a first insulation layer disposed on the gate electrode and having a total amount of hydrogen of about 5 atomic percent (at. %) to about 30 at. %, and a source electrode and a drain electrode which are disposed on the first insulation layer and are electrically connected to the active pattern.Type: ApplicationFiled: October 19, 2021Publication date: February 3, 2022Inventors: Yung Bin Chung, Yeoungkeol Woo, Kwanghyun Kim, Sangwoo Sohn, Dokeun Song, Sangwook Lee, Heon Sik Ha
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Patent number: 11158693Abstract: A display apparatus includes a base substrate, an active pattern disposed on the base substrate, a gate insulation layer disposed on the active pattern, a gate electrode disposed on the gate insulation layer and overlapping the active pattern, a first insulation layer disposed on the gate electrode and having a total amount of hydrogen of about 5 atomic percent (at. %) to about 30 at. %, and a source electrode and a drain electrode which are disposed on the first insulation layer and are electrically connected to the active pattern.Type: GrantFiled: September 19, 2019Date of Patent: October 26, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yung Bin Chung, Yeoungkeol Woo, Kwanghyun Kim, Sangwoo Sohn, Dokeun Song, Sangwook Lee, Heon Sik Ha
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Publication number: 20210074785Abstract: A display device includes: a first semiconductor layer on a first buffer layer, and including a first active layer; a first gate insulating layer on the first semiconductor layer, and covering the first active layer; a first conductive layer on the first gate insulating layer, and including a first gate electrode; a second conductive layer on the first conductive layer, and including a first source/drain electrode; a first interlayer insulating layer on the first conductive layer; a second semiconductor layer on the first interlayer insulating layer, and including a second active layer; a second gate insulating layer on the second semiconductor layer, and covering the second active layer; and a third conductive layer on the second gate insulating layer, and including a second gate electrode and a second source/drain electrode. The first gate insulating layer and the second gate insulating layer include different insulating materials from each other.Type: ApplicationFiled: May 11, 2020Publication date: March 11, 2021Inventors: Doo Na KIM, Keun Woo KIM, Tae Wook KANG, Do Kyeong LEE, Yong Su LEE, Jae Hwan CHU, Kwang Hyun KIM, Yeoung Keol WOO, Yung Bin CHUNG
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Publication number: 20210050536Abstract: A method of manufacturing a display device includes providing an inorganic layer on a carrier substrate, providing a first flexible substrate on the inorganic layer, providing a first shielding layer including a metal on the first flexible substrate, providing a first barrier layer on the first shielding layer, and providing a thin film transistor layer on the first barrier layer. The inorganic layer includes at least one material selected from silicon nitride (SiNx), silicon oxide (SiOx), and silicon oxynitride (SiOxNy), and a thickness of the inorganic layer is in a range from about 10 ? to about 6000 ?.Type: ApplicationFiled: June 19, 2020Publication date: February 18, 2021Inventors: Yeoung Keol WOO, Yung Bin CHUNG, Chul Min BAE, Ji Hye HAN, Eun Jin KWAK
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Publication number: 20200310499Abstract: A display device is provided including a substrate including a first organic layer and a first barrier layer. A shield layer is disposed between the first organic layer and the first barrier layer, and the shield layer includes a metal.Type: ApplicationFiled: January 22, 2020Publication date: October 1, 2020Inventors: Yung Bin Chung, Yeoung Keol Woo, Seung Wook Kwon
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Patent number: 10672911Abstract: A thin film transistor array panel device comprises: a base substrate; a barrier layer disposed over the base substrate and comprising a plurality of transparent material layers; and an array of thin film transistors disposed over the barrier layer. A difference between a refractive index of the barrier layer and a refractive index of the base substrate may be within about 6%. The transparent material layers may be arranged such that the transparent material layers having compressive residual stress and the transparent material layers having tensile residual stress are alternately stacked. Each of the transparent material layers may comprise silicon oxynitride (SiON).Type: GrantFiled: June 25, 2019Date of Patent: June 2, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Ho Jung, Chaun Gi Choi, Hye Young Park, Eun Young Lee, Joo Hee Jeon, Eun Jeong Cho, Bo Geon Jeon, Yung Bin Chung
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Publication number: 20200111854Abstract: A display apparatus includes a base substrate, an active pattern disposed on the base substrate, a gate insulation layer disposed on the active pattern, a gate electrode disposed on the gate insulation layer and overlapping the active pattern, a first insulation layer disposed on the gate electrode and having a total amount of hydrogen of about 5 atomic percent (at. %) to about 30 at. %, and a source electrode and a drain electrode which are disposed on the first insulation layer and are electrically connected to the active pattern.Type: ApplicationFiled: September 19, 2019Publication date: April 9, 2020Inventors: Yung Bin CHUNG, Yeoungkeol WOO, Kwanghyun KIM, Sangwoo SOHN, Dokeun SONG, Sangwook LEE, Heon Sik HA
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Publication number: 20190326442Abstract: A thin film transistor array panel device comprises: a base substrate; a barrier layer disposed over the base substrate and comprising a plurality of transparent material layers; and an array of thin film transistors disposed over the barrier layer. A difference between a refractive index of the barrier layer and a refractive index of the base substrate may be within about 6%. The transparent material layers may be arranged such that the transparent material layers having compressive residual stress and the transparent material layers having tensile residual stress are alternately stacked. Each of the transparent material layers may comprise silicon oxynitride (SiON).Type: ApplicationFiled: June 25, 2019Publication date: October 24, 2019Inventors: Seung Ho JUNG, Chaun Gi Choi, Hye Young Park, Eun Young Lee, Joo Hee Jeon, Eun Jeong Cho, Bo Geon Jeon, Yung Bin Chung
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Patent number: 10361312Abstract: A thin film transistor array panel device comprises: a base substrate; a barrier layer disposed over the base substrate and comprising a plurality of transparent material layers; and an array of thin film transistors disposed over the barrier layer. A difference between a refractive index of the barrier layer and a refractive index of the base substrate may be within about 6%. The transparent material layers may be arranged such that the transparent material layers having compressive residual stress and the transparent material layers having tensile residual stress are alternately stacked. Each of the transparent material layers may comprise silicon oxynitride (SiON).Type: GrantFiled: April 5, 2017Date of Patent: July 23, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Ho Jung, Chaun Gi Choi, Hye Young Park, Eun Young Lee, Joo Hee Jeon, Eun Jeong Cho, Bo Geon Jeon, Yung Bin Chung
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Patent number: 10020352Abstract: A substrate structure may be used in a display device. The substrate structure may include a base substrate, a transistor, and a silicon oxynitride layer. The transistor may include a semiconductor member and a gate electrode and may overlap the base substrate. The silicon oxynitride layer may directly contact at least one of the base substrate, the semiconductor member, and the gate electrode and may include (and/or contain) a hydrogen atom set. A hydrogen concentration in the silicon oxynitride layer may be greater than or equal to 1.52 atomic percent.Type: GrantFiled: July 14, 2016Date of Patent: July 10, 2018Assignee: Samsung Display Co., Ltd.Inventors: Yung-Bin Chung, Bo-Geon Jeon, Eun-Jeong Cho, Hye-Hyang Park, Sung-Hoon Yang, Woo-Seok Jeon, Joo-Hee Jeon, Chaun-Gi Choi
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Patent number: 9859305Abstract: Provided are liquid crystal display and the method for manufacturing the same. According to an aspect of the present invention, there is provided a liquid crystal display device, including a first substrate; a gate electrode disposed on the first substrate; a semiconductor pattern layer disposed on the gate electrode; and a source electrode and a drain electrode disposed on the semiconductor pattern layer and facing each other, wherein a diffusion prevention pattern is disposed on the semiconductor pattern layer to prevent diffusion into the semiconductor pattern layer or to maintain uniform thickness of the semiconductor pattern layer.Type: GrantFiled: April 15, 2016Date of Patent: January 2, 2018Assignee: Samsung Display Co., Ltd.Inventors: Yung Bin Chung, Bo Geon Jeon, Eun Jeong Cho, Tae Young Ahn, Woo Seok Jeon, Sung Hoon Yang
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Patent number: D933654Type: GrantFiled: April 10, 2018Date of Patent: October 19, 2021Assignee: Samsung Display Co., Ltd.Inventors: Yung Bin Chung, Kee Hyun Nam, Jun-Sang Lyu, Eui Ri Cho, Kyung Hyun Ko, Jun Il Kwon, Sung-Hee Lee, Woo-Jong Lee, Hyun Joo Lee, Ho Jung Lee, Jae Beom Choi