Patents by Inventor Kyu Cho

Kyu Cho 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).

  • Patent number: 8937136
    Abstract: A curable composition and use thereof are provided. The exemplary curable composition can show excellent processability and workability. Also, the curable composition can have a high refractive index before or after curing. The composition has low moisture permeability before or after curing and shows excellent crack resistance, thermal shock resistance, adhesive property and hardness. In addition, the composition does not cause color change such as whitening under a high-temperature or high-humidity condition, and does not exhibit stickiness on a surface thereof. The curable composition may be used as an adhesive material or as an encapsulation material for semiconductor devices such as an LED, a CCD, a photo coupler, or a photovoltaic cell.
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: January 20, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Bum Gyu Choi, Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Publication number: 20150017529
    Abstract: Disclosed is a cathode active material for secondary batteries in which a carboxymethyl cellulose derivative is coated on surfaces of particles of a lithium transition metal oxide having the formula LixMyO2 where M: NiaMnbCoc wherein 0?a?0.9, 0?b?0.9, 0?c?0.5, and 0.85?a+b+c?1.05 and x+y=2, wherein 0.95?x?1.15.
    Type: Application
    Filed: December 17, 2012
    Publication date: January 15, 2015
    Applicant: LG CHEM, LTD.
    Inventors: Chang-Wan Koo, Moon Kyu Cho, Joon Sung Bae, Jae Bin Chung
  • Patent number: 8934215
    Abstract: A laminated chip electronic component includes: a ceramic body including internal electrodes and dielectric layers; external electrodes covering end portions of the ceramic body in length direction; an active layer in which the internal electrodes are disposed in opposing manner, while having the dielectric layers interposed therebetween, to form capacitance; and upper and lower cover layers formed on upper and lower portions of the active layer in thickness direction, the lower cover layer thicker than the upper cover layer.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: January 13, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd
    Inventors: Hang Kyu Cho, Young Ghyu Ahn, Jae Yeol Choi, Doo Young Kim, Seok Hyun Yoon, Ji Young Park
  • Patent number: 8921496
    Abstract: A curable composition and use thereof are provided. The exemplary curable composition can show excellent processability and workability. Also, the curable composition can have a high refractive index before or after curing. The composition has low moisture permeability before or after curing and shows excellent crack resistance, thermal shock resistance, adhesive property and hardness. In addition, the composition does not cause color change such as whitening, under a high-temperature or high-humidity condition, and does not exhibit stickiness on a surface thereof. The curable composition may be used as an adhesive material or as an encapsulation material for semiconductor devices such as an LED, a CCD, a photo coupler, or a photovoltaic cell.
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: December 30, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Bum Gyu Choi, Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Patent number: 8916654
    Abstract: A curable composition and the use thereof are provided. The exemplary curable composition can show excellent processability and workability. Also, the curable composition can have a high refractive index before or after curing. The composition has low moisture permeability before or after curing and shows excellent crack resistance, thermal shock resistance, adhesive property and hardness. In addition, the composition does not cause color change such as whitening under a high-temperature or high-humidity condition, and does not exhibit stickiness on a surface thereof. The curable composition may be used as an adhesive material or as an encapsulation material for semiconductor devices such as an LED, a CCD, a photo coupler, or a photovoltaic cell.
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: December 23, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Bum Gyu Choi, Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Patent number: 8916653
    Abstract: A curable composition and use thereof are provided. The exemplary curable composition can show excellent processability and workability. Also, the curable composition can have a high refractive index before or after curing. The composition has low moisture permeability before or after curing and shows excellent crack resistance, thermal shock resistance, adhesive property and hardness. In addition, the composition does not cause color change such as whitening under a high-temperature or high-humidity condition, and does not exhibit stickiness on a surface thereof. The curable composition may be used as an adhesive material or as an encapsulation material for semiconductor devices such as an LED, a CCD, a photo coupler, or a photovoltaic cell.
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: December 23, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Bum Gyu Choi, Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Publication number: 20140350194
    Abstract: Provided are a curable composition and its use. The curable composition may provide a cured product having excellent processability, workability and adhesive property, and having no whitening and surface stickiness. The curable composition has excellent thermal resistance and crack resistance at high temperature, and excellent gas barrier ability, and thus allows a semiconductor device to stably maintain performance at high temperature for a long time when applied to the device.
    Type: Application
    Filed: August 11, 2014
    Publication date: November 27, 2014
    Inventors: Min Jin KO, Jae Ho JUNG, Bum Gyu CHOI, Dae Ho KANG, Min A. YU, Min Kyoun KIM, Byung Kyu CHO
  • Publication number: 20140350195
    Abstract: Provided are a curable composition and its use. The curable composition may provide a cured product having excellent processability and workability, no whitening and surface stickiness, and an excellent adhesive property. Since the curable composition has excellent thermal resistance, gas barrier-ability, and crack resistance, even when a semiconductor device to which the composition is applied is used at a high temperature for a long time, performance of the device may be stably maintained.
    Type: Application
    Filed: August 13, 2014
    Publication date: November 27, 2014
    Inventors: Min Jin KO, Kyung Mi KIM, Young Ju PARK, Bum Gyu CHOI, Dae Ho KANG, Byung Kyu CHO, You Na YANG
  • Patent number: 8895664
    Abstract: Provided is a curable composition and its use. The curable composition may exhibit excellent processability and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions in a long time, and not inducing whitening and surface stickiness.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: November 25, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Bum Gyu Choi, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Patent number: 8889811
    Abstract: Provided is a curable composition and its use. The curable composition may exhibit excellent processibility and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time, and having no whitening and surface stickiness.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: November 18, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Min Jin Ko, Myung Sun Moon, Jae Ho Jung, Bum Gyu Choi, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Publication number: 20140319575
    Abstract: Provided is an organopolysiloxane and its use. The organopolysiloxane may exhibit excellent processibility and workability. In addition, when the organopolysiloxane is used as an encapsulant, it exhibits excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property.
    Type: Application
    Filed: May 12, 2014
    Publication date: October 30, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Bum Gyu CHOI, Min Jin KO, Myung Sun MOON, Jae Ho JUNG, Dae Ho KANG, Min Kyoun KIM, Byung Kyu CHO
  • Patent number: 8848580
    Abstract: A resource allocation method of a relay station in a wireless communication system employing the relay station is provided. The method includes: receiving information on a resource allocation pattern for an access link and a backhaul link of a first frequency band; and determining a resource allocation pattern for an access link and a backhaul link of a second frequency band on the basis of the resource allocation pattern of the first frequency band, wherein the first frequency band is any one of an uplink frequency band and a downlink frequency band, and the second frequency band is a remaining one of the uplink frequency band and the downlink frequency band.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: September 30, 2014
    Assignee: LG Electronics Inc.
    Inventors: Kyu Jin Park, Jae Hoon Chung, Han Kyu Cho, Eun Jong Lee, Doo Hyun Sung
  • Patent number: 8830874
    Abstract: A method and an apparatus for load balancing a serving subcell providing a data service to one or more user equipments in a cellular communication system are provided. The method includes calculating a load metric by using a radio resource occupation rate of data traffic in one or more scheduling types except for a Best Effort (BE) scheduling type, determining whether the serving subcell is in an overload state by using the load metric, and triggering a load balancing algorithm when it is determined that the serving subcell is in the overload state. Accordingly, the load metric used for load balancing may be defined to have a value closer to an actual free load, and thus the load balancing may be efficiently performed.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: September 9, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Kyu Cho, Ki-Back Kim, Jin-Hyun Youn
  • Publication number: 20140249288
    Abstract: A method of preparing an organopolysiloxane is provided. An organopolysiloxane, which has both a linear or cross-linking structure derived from a trifunctional siloxane unit and a linear structure derived from a difunctional siloxane unit among the molecular structures and also has a sufficiently long linear structure, can be effectively prepared. Also, the organopolysiloxane can be synthesized so that it can have a sufficiently high molecular weight, and a target product showing excellent physical properties can be effectively prepared by minimizing a ratio of a functional group such as an alkoxy group or a hydroxyl group in the synthesized organopolysiloxane.
    Type: Application
    Filed: May 13, 2014
    Publication date: September 4, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Bum Gyu CHOI, Min Jin KO, Myung Sun MOON, Jae Ho JUNG, Dae Ho KANG, Min Kyoun KIM, Byung Kyu CHO
  • Publication number: 20140242361
    Abstract: Disclosed therein is a sheet for green roof that includes a copper or aluminum thin film or a nonwoven fabric having a predetermined thickness firmly laminated on both sides of a glass fabric having a predetermined area through an adhesive to prevent the root growth of plants and maximizes insulation from moisture, thermal insulation, and reduction of thermal conductivity, thereby extending the lifetimes of the sheet, the waterproof layer and the building structure.
    Type: Application
    Filed: May 5, 2014
    Publication date: August 28, 2014
    Applicant: RENEW SYSTEM CO., LTD
    Inventors: Sang-Keun LEE, Jong-Yong LEE, Il-Kyu CHO
  • Patent number: 8809127
    Abstract: Provided is a curable composition and its use. The curable composition may exhibit excellent processability and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time and having no whitening and surface stickiness.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: August 19, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Min Jin Ko, Jae Ho Jung, Myung Sun Moon, Bum Gyu Choi, Dae Ho Kang, Min Kyoun Kim, Byung Kyu Cho
  • Patent number: 8809932
    Abstract: In one embodiment, the semiconductor memory device includes a semiconductor substrate having projecting portions, a tunnel insulation layer formed over at least one of the projecting semiconductor substrate portions, and a floating gate structure disposed over the tunnel insulation layer. An upper portion of the floating gate structure is wider than a lower portion of the floating gate structure, and the lower portion of the floating gate structure has a width less than a width of the tunnel insulating layer. First insulation layer portions are formed in the semiconductor substrate and project from the semiconductor substrate such that the floating gate structure is disposed between the projecting first insulation layer portions. A dielectric layer is formed over the first insulation layer portions and the floating gate structure, and a control gate is formed over the dielectric layer.
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: August 19, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Kyu Cho, Se-Hoon Lee, Kyu-Charn Park, Choong-Ho Lee
  • Patent number: 8798188
    Abstract: The present invention relates to a method wherein a terminal transmits control information in a wireless communication system, and comprises the steps of: receiving a first reference signal, which is transmitted according to a first transmission period, from a base station; receiving a second reference signal, which is transmitted according to a second transmission period, from the base station; performing channel estimation using at least the first or second reference signals; and reporting control information, which includes at least channel information on the first reference signal or channel information on the second reference signal, to the base station according to the channel estimation result, wherein the control information may be configured such that the channel information on the first reference signal and the channel information on the second reference signal are multiplexed or such that any one of same is dropped.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: August 5, 2014
    Assignee: LG Electronics Inc.
    Inventors: Yeong Hyeon Kwon, Moon Il Lee, Han Kyu Cho, Jae Hoon Chung, So Yeon Kim
  • Publication number: 20140209475
    Abstract: There is provided a nanohair structure with the nanowires exposed on a nanotemplate; the method thereof; and a three-dimensional nanostructure-based sensor with ultra-sensitivity and greatly increased three-dimensional surface-to-volume ratio which immobilizes bio-nanoparticles to the nanohair structure and arranges antibodies to the nano surface with the controlled orientation by physical interaction.
    Type: Application
    Filed: February 25, 2014
    Publication date: July 31, 2014
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Young Keun KIM, Jee-Won LEE, Jin-Seung PARK, Moon Kyu CHO, Eun Jung LEE
  • Patent number: 8787332
    Abstract: A biological signal sensor apparatus worn on a user's body includes: a sensor unit for sensing physical states or movements of a user to generate biological signal data; a wireless communications unit for performing wireless data communications with a wireless sensor network to transmit the biological signal data; a sensor network protocol processing unit for processing protocols for end-to-end communications between the wireless communications unit and the wireless sensor network and for performing a mobility support procedure for the biological signal sensor apparatus; a processor for controlling the wireless data communications, the end-to-end communications, and the mobility support procedure to allow the biological signal sensor apparatus to serve as a mobile wireless sensor node; and a connection unit for connecting the sensor unit and the processor. The biological signal sensor apparatus serves as a mobile wireless sensor node in the wireless sensor network.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: July 22, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Young-Guk Ha, Joo Chan Sohn, Kyung-Il Kim, Hyeonsung Cho, Young Cheol Go, Hyun Kyu Cho, Young-Jo Cho