Patents by Inventor Chi-Young Lee
Chi-Young Lee 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: 9118071Abstract: A rechargeable battery configured to stably and easily interrupt a current includes: an electrode assembly including a positive electrode, a negative electrode, and a separator between the positive electrode and the negative electrode; a case containing the electrode assembly therein and having a first opening at one end thereof; and a first plate coupled to the case and sealing the first opening, the first plate electrically connected to the electrode assembly, wherein the first plate includes a wrinkle portion configured to deform for disconnecting the first plate from the electrode assembly when an internal pressure of the case is greater than a reference pressure.Type: GrantFiled: March 9, 2010Date of Patent: August 25, 2015Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventors: Sang-Eun Cheon, Tatsuya Hashimoto, Seok-Yoon Yoo, Chi-Young Lee, Dong-Wook Kim, Jong-Seok Moon
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Patent number: 9048168Abstract: A semiconductor package can include a substrate body having a first surface and a second surface. A semiconductor chip can be mounted on the first surface and a plurality of electrode pads can be on the second surface and selectively formed to have progressively smaller or larger sizes extending from a central region of the substrate body toward an outer edge of the substrate body based on a reflow soldering process warpage profile for the semiconductor package.Type: GrantFiled: November 19, 2013Date of Patent: June 2, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Heung-kyu Kwon, Seok-won Lee, Hyon-chol Kim, Su-chang Lee, Chi-young Lee
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Patent number: 9042673Abstract: Provided is a method and apparatus for deblurring a non-uniform motion blur in an input image, that may restore a clearer image by dividing a large scale input image into tiles corresponding to partial areas, selecting, among the divided tiles, an optimal tile for a partial area most suitable for estimating non-uniform motion blur information, and effectively removing an artifact in an outer portion of a tile through padding of each tile.Type: GrantFiled: March 11, 2013Date of Patent: May 26, 2015Assignees: SAMSUNG ELECTRONICS CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATION POHANG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jung Uk Cho, Seung Yong Lee, Young Su Moon, Shi Hwa Lee, Chi Young Lee, Sung Hyun Cho, Ho Jin Cho
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Patent number: 9012064Abstract: A secondary battery includes an electrode assembly including a positive electrode, a negative electrode, and separators which are wound together, current collecting plates attached to the electrode assembly, a case configured to accommodate the electrode assembly and the current collecting plates, and a cap configured to cover an opening of the case and electrically connect to the current collecting plates. Each of the current collecting plates includes a current collecting part and a welding part. The current collecting parts electrically connect to the electrode assembly. The welding part is welded to the electrode assembly and the current collecting part.Type: GrantFiled: August 23, 2010Date of Patent: April 21, 2015Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventors: Chi-Young Lee, Yong-Sam Kim, Seok-Yoon Yoo, Dong-Wook Kim, Jong-Seok Moon, Sang-Eun Cheon
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Patent number: 8995781Abstract: A method and apparatus for deblurring a non-uniform motion blur using a multi-frame including a blurred image and a noise image is provided. The apparatus may provide a clearer image by estimating non-uniform motion blur information of the blurred image using the multi-frame, and performing estimation of the non-uniform motion blur information and obtaining of a latent image iteratively, thereby improving accuracy for estimating the non-uniform motion blur information, and reducing a processing time.Type: GrantFiled: November 12, 2012Date of Patent: March 31, 2015Assignees: Samsung Electronics Co., Ltd., Postech Academy-Industry FoundationInventors: Jung Uk Cho, Seung Yong Lee, Young Su Moon, Shi Hwa Lee, Chi Young Lee, Sung Hyun Cho, Ho Jin Cho
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Publication number: 20150037245Abstract: The present invention relates to a method for tuning shape, exposed crystal face and size of titanium dioxide by using inorganic salts and changing pH value of the reaction environment. The present invention changes the shape of titanium dioxide crystal and the exposed face thereof by adding different inorganic salts during the reaction to utilize different alkali metal ions of the inorganic salts and also can change the size of titanium dioxide crystal by tuning different pH value in the reaction. By this synthesis method, the shape and size of titanium dioxide can be tuned for different applications, such as photocatalysis, dye-sensitized solar cells, photolysis of water and other optoelectronic components or materials, to achieve their optimal efficiencies.Type: ApplicationFiled: January 27, 2014Publication date: February 5, 2015Applicant: NATIONAL TSING HUA UNIVERSITYInventors: Chi-Young Lee, Hsin-Tien Chiu, Min-Han Yang
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Publication number: 20150024259Abstract: Disclosed is a rechargeable battery including a case, an electrode assembly accommodated in the case, a first terminal unit electrically coupled to the electrode assembly, and a first current collector including a first portion coupled with the electrode assembly, a second portion coupled with the first terminal unit, and a connection unit coupling the first portion and the second portion and having a thickness that is greater than the thickness of the first portion.Type: ApplicationFiled: January 7, 2014Publication date: January 22, 2015Applicant: SAMSUNG SDI CO., LTD.Inventors: Chi-Young Lee, Seok-Yoon Yoo, Yun-Jung Kwak, Jeong-Won Oh
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Patent number: 8889292Abstract: A battery includes a plurality of electrode assemblies, each having an electrode and an electrode uncoated region, such that the plurality of electrode assemblies together present a plurality of electrodes and electrode uncoated regions, an electrode terminal, and a current collecting member electrically connecting the electrode terminal and the plurality of electrodes of the electrode assemblies, the current collecting member including a terminal connection portion, and side plates, extending from lateral sides of the terminal connection portion, a plurality of current collecting plates, each current collecting plate contacting the electrode uncoated region of a respective one of the plurality of electrode assemblies, a plurality of supporting portions, each supporting portion connecting certain adjacent ones of the current collecting plates together, each of the side plates being coupled with at least one of the current collecting plates.Type: GrantFiled: February 23, 2012Date of Patent: November 18, 2014Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventors: Duk-Jung Kim, Joong-Heon Kim, In Kim, Chi-Young Lee
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Publication number: 20140315055Abstract: A rechargeable battery including: an electrode assembly; a case accommodating the electrode assembly; a cap plate covering an opening of the case; an electrode terminal on the cap plate; and a lead tab connecting the electrode assembly to the electrode terminal, and including a fuse, the fuse including a plurality of sub-fuses defined along a width of the lead tab by a plurality of through holes formed in the lead tab.Type: ApplicationFiled: September 24, 2013Publication date: October 23, 2014Applicant: Samsung SDI Co., Ltd.Inventors: Sang-Won Byun, Soo-Seok Choi, Jeong-Won Oh, Hyung-Sik Kim, Chi-Young Lee
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Patent number: 8835031Abstract: A rechargeable battery including an electrode assembly including a negative electrode and a positive electrode; a case housing the electrode assembly; a cap plate coupled to an opening of the case; a negative terminal and a positive terminal penetrating the cap plate and connected to the negative electrode and the positive electrode, respectively; an external short-circuit unit separately provided between the negative terminal and the cap plate and configured to short-circuit the negative terminal on the cap plate; and a thermistor for connecting the positive terminal and the cap plate, wherein the thermistor is configured to have reduced resistance when its temperature is increased.Type: GrantFiled: March 4, 2013Date of Patent: September 16, 2014Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventors: Chi-Young Lee, Joong-Heon Kim, Jong-Seok Moon, Jeong-Wan Haam, Hui-Jun Lee
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Publication number: 20140255701Abstract: A diamond-like carbon film for improving an efficiency of a field emitting element is disclosed in the present invention. The abovementioned diamond-like carbon film is deposited on a substrate and uses a mixture of graphite fiber and diamond powder as its nucleation layer. Furthermore, a method for fabricating the abovementioned diamond-like carbon film is also disclosed in the present invention and at least comprises the following steps. First, a substrate and a mixing solution composed of graphite fiber and diamond powder are provided. And then, a nucleation layer is formed on the substrate by utilizing the mixing solution. A diamond-like carbon film is finally deposited on the substrate by utilizing the nucleation layer.Type: ApplicationFiled: August 19, 2013Publication date: September 11, 2014Applicant: National Tsing Hua UniversityInventors: Chi-Young Lee, I-Nan Lin, Chien-Fu Chen
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Publication number: 20140242426Abstract: A rechargeable battery including an electrode assembly, a case housing the electrode assembly, a cap plate coupled to the case, a first electrode terminal on the cap plate, and a first lead tab electrically connecting the electrode assembly and the first electrode terminal, wherein the first lead tab has a cell fuse and a heat dissipating member coupled to the first lead tab and spaced from the cell fuse.Type: ApplicationFiled: August 8, 2013Publication date: August 28, 2014Applicant: SAMSUNG SDI CO., LTD.Inventors: Yun-Jung Kwak, Jeong-Won Oh, Seok-Yoon Yoo, Chi-Young Lee, Min-Seok Koo
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Publication number: 20140193289Abstract: A one-dimensional titanium nanostructure and a method for fabricating the same are provided. A titanium metal reacts with titanium tetrachloride to form the one-dimensional titanium nanostructure on a heat-resistant substrate in a CVD method and under a reaction condition of a reaction temperature of 300-900° C., a deposition temperature of 200-850° C., a flow rate of the carrier gas of 0.1-50 sccm and a reaction time of 5-60 hours. The titanium nanostructure includes titanium nanowires, titanium nanobelts, flower-shaped titanium nanowires, titanium nanorods, titanium nanotubes, and titanium-titanium dioxide core-shell structures. The titanium nanostructure can be densely and uniformly grown on the heat-resistant substrate. The present invention neither uses a template nor uses the complicated photolithographic process, solution preparation process, and mixing-coating process. Therefore, the process scale-up, cost down, and the simplified production process are achieved.Type: ApplicationFiled: March 18, 2013Publication date: July 10, 2014Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Tze-Lung CHEN, Hsin-Tien CHIU, Chi-Young LEE
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Publication number: 20140158948Abstract: The present invention provides a method for fabricating a conductive paste comprising the following steps: (a) preparing an organic medium and a mixed powder, wherein the organic medium contains an organic solvent, a resin and a first anionic surfactant, and the mixed powder contains a carbide and a doped-polyaniline, wherein the doped-polyaniline is produced by co-doping a polyaniline with a second anionic surfactant in an acid; and (b) mixing the organic medium and the mixed powder to obtain the conductive paste, which has a significantly improved conductivity.Type: ApplicationFiled: December 11, 2013Publication date: June 12, 2014Applicant: National Tsing Hua UniversityInventors: Nyan-Hwa TAI, Chi-Young LEE, Hwei-Jay CHU
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Patent number: 8734974Abstract: A rechargeable battery including at least one electrode assembly that performs charging and discharging; a case receiving the electrode assembly; a cap assembly coupled to the case and including at least one terminal electrically connected to the electrode assembly; a lead tab electrically connecting the terminal and the electrode assembly; and a supporting member between the lead tab and the case, wherein the lead tab includes at least one coupling bar attached to the electrode assembly, and the supporting member includes a supporting protrusion coupled to one surface of the coupling bar and a base supported by an inner surface of the case.Type: GrantFiled: October 6, 2011Date of Patent: May 27, 2014Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventor: Chi-Young Lee
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Patent number: 8697275Abstract: A battery including: a case having a case region extendable along a first direction; an electrode assembly housed within the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first uncoated region at a first end of the electrode assembly, and the second electrode including a second uncoated region at a second end of the electrode assembly, the second end facing oppositely away from the first end, and the first uncoated region being spatially separated from the second uncoated region along the first direction; and a terminal electrically coupled to at least one of the first uncoated region or the second uncoated region, the case region being between the first uncoated region and the second uncoated region along the first direction.Type: GrantFiled: November 25, 2009Date of Patent: April 15, 2014Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventors: Sang-Eun Cheon, Tatsuya Hashimoto, Seok-Yoon Yoo, Dong-Wook Kim, Chi-Young Lee, Jong-Seok Moon
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Publication number: 20140077382Abstract: A semiconductor package can include a substrate body having a first surface and a second surface. A semiconductor chip can be mounted on the first surface and a plurality of electrode pads can be on the second surface and selectively formed to have progressively smaller or larger sizes extending from a central region of the substrate body toward an outer edge of the substrate body based on a reflow soldering process warpage profile for the semiconductor package.Type: ApplicationFiled: November 19, 2013Publication date: March 20, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Heung-kyu Kwon, Seok-won Lee, Hyon-chol Kim, Su-chang Lee, Chi-young Lee
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Publication number: 20140065449Abstract: A rechargeable battery including an electrode assembly including a negative electrode and a positive electrode; a case housing the electrode assembly; a cap plate coupled to an opening of the case; a negative terminal and a positive terminal penetrating the cap plate and connected to the negative electrode and the positive electrode, respectively; an external short-circuit unit separately provided between the negative terminal and the cap plate and configured to short-circuit the negative terminal on the cap plate; and a thermistor for connecting the positive terminal and the cap plate, wherein the thermistor is configured to have reduced resistance when its temperature is increased.Type: ApplicationFiled: March 4, 2013Publication date: March 6, 2014Applicants: ROBERT BOSCH GMBH, SAMSUNG SDI CO., LTD.Inventors: Chi-Young Lee, Joong-Heon Kim, Jong-Seok Moon, Jeong-Wan Haam, Hui-Jun Lee
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Publication number: 20140048420Abstract: A method for fabricating one-dimensional metallic nanostructures comprises steps: sputtering a conductive film on a flexible substrate to form a conductive substrate; placing the conductive substrate in an electrolytic solution, and undertaking electrochemical deposition to form one-dimensional metallic nanostructures corresponding to the conductive film on the conductive substrate. The method fabricates high-surface-area one-dimensional metallic nanostructures on a flexible substrate, exempted from the high price of the photolithographic method, the complicated process of the hard template method, the varied characteristic and non-uniform coating of the seed-mediated growth method.Type: ApplicationFiled: October 25, 2012Publication date: February 20, 2014Applicant: NATIONAL CHIAO TUNG UNIVERSITYInventors: Yu-Liang CHEN, Nai-Ying CHIEN, Hsin-Tien CHIU, Chi-Young LEE
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Patent number: 8632911Abstract: A rechargeable battery includes an electrode assembly in a battery case, the electrode assembly including a positive electrode, a negative electrode, and a separator, a cap plate connected to the battery case, the cap plate including a short member configured to deform and electrically connect the positive and negative electrodes, and a current collecting portion including at least one fuse, the at least one fuse being electrically connected to one of the negative and positive electrodes of the electrode assembly.Type: GrantFiled: January 15, 2010Date of Patent: January 21, 2014Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbHInventors: Sang-Won Byun, Yong-Sam Kim, Sung-Bae Kim, Hyo-Seob Kim, Chi-Young Lee