Patents by Inventor Jung Gyu Nam
Jung Gyu Nam 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: 10312479Abstract: A flexible rechargeable battery includes: a first conductive substrate; a second conductive substrate facing the first conductive substrate; and a sealant at edges of the first conductive substrate and the second conductive substrate. The first conductive substrate includes a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from a first side of the flexible rechargeable battery. The second conductive substrate includes a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially stacked inward from a second side of the flexible rechargeable battery.Type: GrantFiled: November 7, 2016Date of Patent: June 4, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Hyun-Hwa Song, Jun-Won Suh, Jan-Dee Kim, Jeong-Doo Yi, Jung-Gyu Nam, Bong-Kyoung Park, Jung-Yup Yang, Ju-Hyeong Han, Ju-Hee Sohn, Hye-Ri Eom, Da-Woon Han, Sol Choi, Seok-Hun Hong
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Patent number: 10147915Abstract: A battery includes a conductive substrate, the conductive substrate including a first resin layer, a barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from an outermost side of the battery, an exterior member disposed to face the conductive substrate, a sealing portion formed at edges of the conductive substrate and the exterior member, and at least one second inner electrode positioned between the conductive substrate and the exterior member and stacked using a separator as a border.Type: GrantFiled: November 9, 2016Date of Patent: December 4, 2018Assignee: SAMSUNG SDI CO., LTD.Inventors: Hyun-Hwa Song, Jun-Won Suh, Jan-Dee Kim, Jung-Gyu Nam, Jeong-Doo Yi, Bong-Kyoung Park, Jung-Yup Yang, Ju-Hyeong Han, Ju-Hee Sohn, Hye-Ri Eom, Da-Woon Han, Sol Choi, Seok-Hun Hong
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Publication number: 20170155098Abstract: A flexible rechargeable battery includes a first conductive member including a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially layered from an outer side thereof, a second conductive member that faces the first conductive member, the second conductive member including a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially layered from an outer side thereof, and a sealing portion located on edges of the first conductive member and the second conductive member. The sealing portion is made of a metallic material.Type: ApplicationFiled: November 2, 2016Publication date: June 1, 2017Inventors: Bong-Kyoung PARK, Jun-Won SUH, Jung-Gyu NAM, Jeong-Doo YI, Jung-Yup YANG, Ju-Hyeong HAN, Ju-Hee SOHN, Hye-Ri EOM, Da-Woon HAN, Hyun-Hwa SONG, Sol CHOI, Seok-Hun HONG, Jan-Dee KIM
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Publication number: 20170155099Abstract: A flexible rechargeable battery includes: a first conductive substrate; a second conductive substrate facing the first conductive substrate; and a sealant at edges of the first conductive substrate and the second conductive substrate. The first conductive substrate includes a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from a first side of the flexible rechargeable battery. The second conductive substrate includes a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially stacked inward from a second side of the flexible rechargeable battery.Type: ApplicationFiled: November 7, 2016Publication date: June 1, 2017Inventors: Hyun-Hwa Song, Jun-Won Suh, Jan-Dee Kim, Jeong-Doo Yi, Jung-Gyu Nam, Bong-Kyoung Park, Jung-Yup Yang, Ju-Hyeong Han, Ju-Hee Sohn, Hye-Ri Eom, Da-Woon Han, Sol Choi, Seok-Hun Hong
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Publication number: 20170155100Abstract: A battery includes a conductive substrate, the conductive substrate including a first resin layer, a barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from an outermost side of the battery, an exterior member disposed to face the conductive substrate, a sealing portion formed at edges of the conductive substrate and the exterior member, and at least one second inner electrode positioned between the conductive substrate and the exterior member and stacked using a separator as a border.Type: ApplicationFiled: November 9, 2016Publication date: June 1, 2017Inventors: Hyun-Hwa SONG, Jun-Won SUH, Jan-Dee KIM, Jung-Gyu NAM, Jeong-Doo YI, Bong-Kyoung PARK, Jung-Yup YANG, Ju-Hyeong HAN, Ju-Hee SOHN, Hye-Ri EOM, Da-Woon HAN, Sol CHOI, Seok-Hun HONG
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Publication number: 20150136230Abstract: A solar cell according to an example embodiment includes: a substrate; a first electrode formed on the substrate; a photoactive layer formed on the first electrode and including sodium and potassium; a buffer layer formed on the photoactive layer; and a second electrode formed on the buffer layer. The photoactive layer includes an area where a content of sodium is greater than a content of potassium.Type: ApplicationFiled: October 14, 2014Publication date: May 21, 2015Inventors: Young-Su Kim, Jung-Gyu Nam, Ji-Won Lee
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Publication number: 20150125988Abstract: A scribing apparatus for manufacturing a solar cell, and a method of manufacturing a solar cell using the same are provided. The scribing apparatus includes a stage part configured to support a substrate having at least one thin film layer, a scribing unit configured to scribe on the at least one thin film layer, and a moving unit configured to move at least one of the stage part and the scribing unit during the scribing process. A method of manufacturing a solar cell using the scribing apparatus includes scribing a first pattern onto a reflective electrode layer using the scribing apparatus, the reflective electrode layer being on the substrate, the scribing apparatus further including a needle installation part having a first needle configured to scribe on one side of the reflective electrode layer, and a second needle configured to scribe on a side surface of the reflective electrode layer.Type: ApplicationFiled: October 9, 2014Publication date: May 7, 2015Inventors: Dong-Ho Lee, Jung-Gyu Nam, Kwang-Soo Huh, Su-Jin Kim
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Publication number: 20140338737Abstract: A solar cell including a substrate; a first electrode on the substrate; an intermediate connection layer on the first electrode, the intermediate layer including a first region and a third region; a light absorbing layer on the third region of the intermediate connection layer; and a wire on the first region of the intermediate connection,wherein a thickness of the first region of the intermediate connection layer is different from a thickness of the third region of the intermediate connection layer.Type: ApplicationFiled: January 14, 2014Publication date: November 20, 2014Applicant: SAMSUNG SDI CO., LTD.Inventors: Jung-Yup YANG, Jung-Gyu NAM
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Patent number: 8852992Abstract: A method of manufacturing a solar cell having increased light efficiency due to increased gallium distribution on a surface of a light absorption layer, the method including forming a first electrode on a substrate, forming a precursor that includes at least one of copper, gallium, and indium on the first electrode, forming a preliminary light absorption layer by providing selenium to the precursor, forming the preliminary light absorption layer further including performing a heat treatment, and forming a liquid state CuSe compound, forming a light absorption layer by providing a compound including at least one of gallium and indium to the preliminary light absorption layer, and forming a second electrode on the light absorption layer.Type: GrantFiled: May 11, 2011Date of Patent: October 7, 2014Assignees: Samsung SDI Co., Ltd., Samsung Display Co., Ltd.Inventors: Woo-Su Lee, Sang-Cheol Park, Byoung-Dong Kim, Jung-Gyu Nam, Gug-Il Jun, Dong-Gi Ahn, In-Ki Kim
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Publication number: 20140061338Abstract: A solar cell manufacturing method includes forming a first electrode on a substrate, forming a mixed metal layer on the first electrode, forming a light absorbing layer by injecting hydrogen selenide on the entire surface of the mixed metal layer using a gas injection device, and forming a second electrode on the light absorbing layer. Further, the gas injection device includes a gas pipeline, an inner gas pipe positioned in the gas pipeline and having an opening, and a plurality of injection nozzles disposed below the gas pipeline.Type: ApplicationFiled: November 11, 2013Publication date: March 6, 2014Applicants: Samsung Display Co., Ltd., Samsung SDI Co., Ltd.Inventors: Seoung-Jin Seo, Jung-Gyu Nam, Sang-Cheol Park, Woo-Su Lee, Seong-Ryong Hwang, In-Ki Kim
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Patent number: 8610129Abstract: A stack-type image sensor using a compound semiconductor. The stack-type image sensor includes a stack of photoelectric conversion units which are sequentially arranged in a light incident direction and which absorb light in ascending order of a wavelength from shortest to longest.Type: GrantFiled: August 29, 2011Date of Patent: December 17, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-gyu Nam, Sang-cheol Park, Kyu-sik Kim, Young-jun Park
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Patent number: 8604339Abstract: A photoacceptive layer having a core-shell structure and a solar cell using the same are provided. More specifically, a photoacceptive layer including a metal oxide of a core-shell structure which can improve photoconversion efficiency by improving a electron migration path, and a solar cell using the same are provided.Type: GrantFiled: January 24, 2006Date of Patent: December 10, 2013Assignees: Samsung SDI Co., Ltd., Samsung Electronics Co., Ltd.Inventors: Sang-cheol Park, Jung-gyu Nam, Ki-yong Song, Chang-ho Noh
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Patent number: 8586401Abstract: A solar cell manufacturing method includes forming a first electrode on a substrate, forming a mixed metal layer on the first electrode, forming a light absorbing layer by injecting hydrogen selenide on the entire surface of the mixed metal layer using a gas injection device, and forming a second electrode on the light absorbing layer. Further, the gas injection device includes a gas pipeline, an inner gas pipe positioned in the gas pipeline and having an opening, and a plurality of injection nozzles disposed below the gas pipeline.Type: GrantFiled: October 12, 2011Date of Patent: November 19, 2013Assignees: Samsung SDI Co., Ltd., Samsung Display Co., Ltd.Inventors: Seoung-Jin Seo, Jung-Gyu Nam, Sang-Cheol Park, Woo-Su Lee, Seong-Ryong Hwang, In-Ki Kim
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Patent number: 8581092Abstract: A tandem solar cell includes: a substrate; a front electrode disposed on the substrate; a back electrode disposed opposite to the front electrode on the substrate; a first cell disposed below the front electrode and including a first buffer layer and a first light absorption layer; and a second cell disposed above the back electrode and including a second light absorption layer and a second buffer layer. The first light absorption layer includes a CuGaSeS layer and a CuGaSe layer, and the second light absorption layer includes a semiconductor compound selected from the group consisting of CuInSe2, CuInGaSe2, CuInSeS, CuInGaSeS and any combinations thereof. The CuGaSeS layer of the first light absorption layer is disposed closer than the CuGaSe layer of the first light absorption layer to the front electrode.Type: GrantFiled: April 8, 2010Date of Patent: November 12, 2013Assignees: Samsung SDI Co., Ltd., Samsung Display Co., Ltd.Inventors: Jung-Gyu Nam, Jin-Soo Mun, Sang-Cheol Park
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Publication number: 20120260985Abstract: A solar cell in which the P-type light absorbing layer is thin, and the nanoparticles are disposed. Although the P-type light absorbing layer is thin, the light absorption efficiency may be increased by the use of nanoparticles. Accordingly, the P-type light absorbing layer is formed thin, and thereby the material cost may be reduced and the process time may be shortened. Also, a solar cell in which the nanoparticles are disposed on the transparent electrode layer or inside the transparent electrode layer, and the size of the nanoparticles and the space between them are controlled such that the light absorption efficiency may be increased, and the nanoparticles are disposed in the N-type light absorbing layer, and the size of the nanoparticles and the space between them are controlled such that the light absorption efficiency may be increased.Type: ApplicationFiled: November 14, 2011Publication date: October 18, 2012Applicants: SAMSUNG SDI CO., LTD., Myongji University Industry and Academia Cooperation Foundation, SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwang-Soo HUH, Sang-Cheol PARK, Jeong-Hoon RYU, Jung-Gyu NAM, Sung-Chul KIM
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Publication number: 20120145244Abstract: A photoreceptive layer including heterogeneous dyes is provided. The dye fill density is enhanced and light absorption is achieved at a broad wavelength range, which enables the beneficial utilization of the photoreceptive layer in a dye-sensitized solar cell.Type: ApplicationFiled: February 23, 2012Publication date: June 14, 2012Inventors: Won-cheol Jung, Kyung-sang Cho, Jung-gyu Nam, Sang-cheol Park
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Publication number: 20120094424Abstract: A solar cell manufacturing method includes forming a first electrode on a substrate, forming a mixed metal layer on the first electrode, forming a light absorbing layer by injecting hydrogen selenide on the entire surface of the mixed metal layer using a gas injection device, and forming a second electrode on the light absorbing layer. Further, the gas injection device includes a gas pipeline, an inner gas pipe positioned in the gas pipeline and having an opening, and a plurality of injection nozzles disposed below the gas pipeline.Type: ApplicationFiled: October 12, 2011Publication date: April 19, 2012Applicants: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.Inventors: Seoung-Jin SEO, Jung-Gyu NAM, Sang-Cheol PARK, Woo-Su LEE, Seong-Ryong HWANG, In-Ki KIM
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Patent number: 8138414Abstract: Provided is a semiconductor anode including: a metal oxide semiconductor formed on a conductive substrate; a dye formed on a surface of the metal oxide semiconductor; and a polymer self-assembled on a surface of the metal oxide semiconductor. Provided are also a dye-sensitized solar cell, a method of manufacturing the dye-sensitized solar cell, and a polymer composition used for the method of manufacturing the dye-sensitized solar cell. The dye-sensitized solar cell includes an organic material-incorporated metal oxide semiconductor. Therefore, the transfer of electrons in the semiconductor to an electrolyte can be prevented, thereby increasing photocurrent and photovoltage, resulting in enhancement in energy conversion efficiency.Type: GrantFiled: January 19, 2006Date of Patent: March 20, 2012Assignees: Samsung SDI Co., Ltd., Samsung Electronics Co., Ltd.Inventors: Won-cheol Jung, Sang-cheol Park, Young-jun Park, Jung-gyu Nam
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Publication number: 20120056192Abstract: A stack-type image sensor using a compound semiconductor. The stack-type image sensor includes a stack of photoelectric conversion units which are sequentially arranged in a light incident direction and which absorb light in ascending order of a wavelength from shortest to longest.Type: ApplicationFiled: August 29, 2011Publication date: March 8, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-gyu NAM, Sang-cheol PARK, Kyu-sik KIM, Young-jun PARK
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Publication number: 20120042942Abstract: Provided is a solar cell that includes: a substrate; a first electrode disposed on the substrate; a light absorbing layer disposed on the first electrode; a buffer layer disposed on the light absorbing layer; and a second electrode disposed on the buffer layer, wherein the buffer layer contains a compound represented by one of the following Formulas 1 and 2: (In1-xGax)2O3??Formula 1 (In1-xAlx)2O3??Formula 2 wherein x is 0<x<1.Type: ApplicationFiled: June 23, 2011Publication date: February 23, 2012Inventors: Sang-Cheol PARK, Jung-Gyu NAM, Su-Jin KIM, Mutsumi SUGIYAMA