Patents by Inventor Hye-Won Yoon
Hye-Won Yoon 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: 11233332Abstract: A light absorber includes an insulating substrate; a reflective layer that is provided on the insulating substrate, that is composed of a metal, and that has conductivity; a conductive pattern that is disposed on the reflective layer and that has defined therein at least one first opening; a nano-antenna that is disposed on the reflective layer and that vertically overlaps the at least one first opening; and an insulating pattern having a first portion that is interposed between the reflective layer and the conductive pattern and having a second portion that is interposed between and completely fills a vertical space between the reflective layer and the nano-antenna so that the reflective layer, the conductive pattern, and the nano-antenna are electrically insulated from each other.Type: GrantFiled: April 30, 2018Date of Patent: January 25, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Sunghoon Hong, Hye Won Yoon, Mi Hyun Kim
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Publication number: 20180323512Abstract: Provided is a light absorber. The light absorber includes a reflective layer having conductivity, a conductive pattern disposed on the reflective layer and including at least one first opening, a nano-antenna disposed on the reflective layer and vertically overlapping the first opening, and an insulating pattern interposed between the reflective layer and the conductive pattern and between the reflective layer and the nano-antenna. The reflective layer, the conductive pattern, and the nano-antenna are electrically insulated from each other.Type: ApplicationFiled: April 30, 2018Publication date: November 8, 2018Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sunghoon HONG, Hye Won YOON, Mi Hyun KIM
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Patent number: 8771870Abstract: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive and negative electrodes and a container for receiving the electrode assembly inside thereof. The secondary battery also includes a cap assembly fixed to the container to seal the container and a gasket disposed between the container and the cap assembly. The gasket has at least one concavo-convex portion on a surface contacting the container and/or the cap assembly. This improved gasket structure enhances the air tightness of the secondary battery.Type: GrantFiled: May 6, 2009Date of Patent: July 8, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Patent number: 8178235Abstract: A rechargeable battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive electrode and the negative electrode, a case for receiving the electrode assembly, the case having an open end, and a cap plate having an inclined outer edge surface, an outer end of the included outer edge surface being attached to a surface of the open end of the case.Type: GrantFiled: April 25, 2006Date of Patent: May 15, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Patent number: 8173288Abstract: A secondary battery includes an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive and negative electrodes, a case for housing the electrode assembly, a cap assembly to be attached to the case for sealing the case and to have a terminal exposed outside the case, and a lead element which electrically connects the electrode assembly to the terminal. The electrode assembly includes an uncoated region where an active material is not present and the lead element has a configuration corresponding to that of the uncoated region and is closely affixed to the uncoated region.Type: GrantFiled: August 29, 2005Date of Patent: May 8, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Seok-Yoon Yoo, Hye-Won Yoon
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Patent number: 7985499Abstract: A battery including an electrode assembly including first and second electrodes, a lead element electrically connected to the first electrode, and an external terminal electrically connected to the lead element, wherein the lead element includes a fixing member configured to hold the lead element against the first electrode.Type: GrantFiled: July 5, 2006Date of Patent: July 26, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Hye-Won Yoon, Jae-Kyung Kim, Seok-Yoon Yoo
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Patent number: 7935436Abstract: A rechargeable battery including an electrode assembly containing a positive electrode, a negative electrode and a separator interposed therebetween, a case having a space for housing the electrode assembly therein, lead elements connected to the electrode assembly and disposed at a sealing region of the case, and a sealant arranged between and adjacent to the case and the lead element the sealant including an area having relatively less resistance to fracture.Type: GrantFiled: February 7, 2008Date of Patent: May 3, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Patent number: 7842416Abstract: The rechargeable battery comprises an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between those two electrodes. The battery further comprises a container that receives the electrode assembly inside it and a cap assembly that is coupled with the container to seal it. The cap assembly includes a cap plate that is coupled with the container, an external terminal that is disposed in the cap plate to be coupled with to the electrode assembly, and a tubular body that surrounds the external terminal to fix the external terminal to the cap plate.Type: GrantFiled: June 29, 2005Date of Patent: November 30, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Jae-Kyung Kim, Sang-Eun Cheon, Seok-Yoon Yoo, Hye-Won Yoon
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Patent number: 7838152Abstract: The present invention relates to a conductive agent/positive active material composite for a lithium secondary battery. The composite includes a positive active material capable of reversibly intercalating/deintercalating lithium ions, and a conductive agent on the surface of the positive active material. The conductive agent comprises a first conductive agent having a specific surface area ranging from about 200 to about 1500 m2/g and a second conductive agent having a specific surface area of about 100 m2/g or less.Type: GrantFiled: October 25, 2005Date of Patent: November 23, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Seok-Yoon Yoo, Hye-Won Yoon, Jae-Kyung Kim
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Patent number: 7718306Abstract: A rechargeable battery including an electrode assembly containing a positive electrode, a negative electrode and a separator interposed therebetween, a case having a space for housing the electrode assembly therein, lead elements connected to the electrode assembly and disposed at a sealing region of the case, and a sealant arranged between and adjacent to the case and the lead element the sealant including an area having relatively less resistance to fracture.Type: GrantFiled: April 13, 2006Date of Patent: May 18, 2010Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Publication number: 20090214948Abstract: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive and negative electrodes and a container for receiving the electrode assembly inside thereof. The secondary battery also includes a cap assembly fixed to the container to seal the container and a gasket disposed between the container and the cap assembly. The gasket has at least one concavo-convex portion on a surface contacting the container and/or the cap assembly. This improved gasket structure enhances the air tightness of the secondary battery.Type: ApplicationFiled: May 6, 2009Publication date: August 27, 2009Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Patent number: 7544440Abstract: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive and negative electrodes and a container for receiving the electrode assembly inside thereof. The secondary battery also includes a cap assembly fixed to the container to seal the container and a gasket disposed between the container and the cap assembly. The gasket has at least one concavo-convex portion on a surface contacting the container and/or the cap assembly. This improved gasket structure enhances the air tightness of the secondary battery.Type: GrantFiled: October 14, 2005Date of Patent: June 9, 2009Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Publication number: 20080124614Abstract: A rechargeable battery including an electrode assembly containing a positive electrode, a negative electrode and a separator interposed therebetween, a case having a space for housing the electrode assembly therein, lead elements connected to the electrode assembly and disposed at a sealing region of the case, and a sealant arranged between and adjacent to the case and the lead element the sealant including an area having relatively less resistance to fracture.Type: ApplicationFiled: February 7, 2008Publication date: May 29, 2008Applicant: SAMSUNG SDI CO., LTD.Inventors: Sang-Eun CHEON, Jae-Kyung KIM, Hye-Won YOON, Seok-Yoon YOO
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Patent number: 7273679Abstract: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator, and a case containing the electrode assembly therein. A cap assembly is attached to the case and has a positive electrode terminal and a negative electrode terminal. The positive and the negative electrodes have non-active material portions with no active material, and the positive and the negative electrode terminals are respectively electrically connected to the non-active material portions of the positive and the negative electrodes. A width of the electrode assembly W1 is greater than a width of the positive and negative electrode non-active material portions W2.Type: GrantFiled: October 14, 2005Date of Patent: September 25, 2007Assignee: Samsung SDI Co., Ltd.Inventors: Hye-Won Yoon, Sang-Eun Cheon, Jae-Kyung Kim, Seok-Yoon Yoo
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Publication number: 20070009792Abstract: A battery including an electrode assembly including first and second electrodes, a lead element electrically connected to the first electrode, and an external terminal electrically connected to the lead element, wherein the lead element includes a fixing member configured to hold the lead element against the first electrode.Type: ApplicationFiled: July 5, 2006Publication date: January 11, 2007Inventors: Sang-Eun Cheon, Hye-Won Yoon, Jae-Kyung Kim, Seok-Yoon Yoo
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Publication number: 20060238162Abstract: A rechargeable battery including an electrode assembly containing a positive electrode, a negative electrode and a separator interposed therebetween, a case having a space for housing the electrode assembly therein, lead elements connected to the electrode assembly and disposed at a sealing region of the case, and a sealant arranged between and adjacent to the case and the lead element the sealant including an area having relatively less resistance to fracture.Type: ApplicationFiled: April 13, 2006Publication date: October 26, 2006Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Publication number: 20060240320Abstract: A rechargeable battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive electrode and the negative electrode, a case for receiving the electrode assembly, the case having an open end, and a cap plate having an inclined outer edge surface, an outer end of the included outer edge surface being attached to a surface of the open end of the case.Type: ApplicationFiled: April 25, 2006Publication date: October 26, 2006Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Publication number: 20060093904Abstract: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive and negative electrodes and a container for receiving the electrode assembly inside thereof. The secondary battery also includes a cap assembly fixed to the container to seal the container and a gasket disposed between the container and the cap assembly. The gasket has at least one concavo-convex portion on a surface contacting the container and/or the cap assembly. This improved gasket structure enhances the air tightness of the secondary battery.Type: ApplicationFiled: October 14, 2005Publication date: May 4, 2006Inventors: Sang-Eun Cheon, Jae-Kyung Kim, Hye-Won Yoon, Seok-Yoon Yoo
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Publication number: 20060093920Abstract: The present invention relates to a conductive agent/positive active material composite for a lithium secondary battery. The composite includes a positive active material capable of reversibly intercalating/deintercalating lithium ions, and a conductive agent on the surface of the positive active material. The conductive agent comprises a first conductive agent having a specific surface area ranging from about 200 to about 1500 m2/g and a second conductive agent having a specific surface area of about 100 m2/g or less.Type: ApplicationFiled: October 25, 2005Publication date: May 4, 2006Inventors: Sang-Eun Cheon, Seok-Yoon Yoo, Hye-Won Yoon, Jae-Kyung Kim
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Publication number: 20060093910Abstract: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator, and a case containing the electrode assembly therein. A cap assembly is attached to the case and has a positive electrode terminal and a negative electrode terminal. The positive and the negative electrodes have non-active material portions with no active material, and the positive and the negative electrode terminals are respectively electrically connected to the non-active material portions of the positive and the negative electrodes. A width of the electrode assembly W1 is greater than a width of the positive and negative electrode non-active material portions W2.Type: ApplicationFiled: October 14, 2005Publication date: May 4, 2006Inventors: Hye-Won Yoon, Sang-Eun Cheon, Jae-Kyung Kim, Seok-Yoon Yoo