Patents by Inventor Ki-Young Kwon
Ki-Young Kwon 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: 20140133080Abstract: A detachable electronic device includes a connection apparatus disposed in one end of a peripheral apparatus to which a tablet computer is detachably mounted, the connection apparatus includes a base disposed in the peripheral apparatus, a mounting groove that is formed in the base and in which one end of the tablet computer is inserted, a hook disposed on a bottom surface of the mounting groove to move parallel to the mounting groove, and a pressure member to push the hook in a direction, and the tablet computer includes an inserting groove formed in the one end of the tablet computer and in which the hook can be inserted, a catch projection formed at a side surface of the inserting groove and which engages the hook, and a pushing projection disposed opposite to the catch projection inside the inserting groove.Type: ApplicationFiled: November 8, 2013Publication date: May 15, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Sung-ho HWANG, June-young HUR, Ki-young KWON
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Publication number: 20130228718Abstract: Provided is a composite cathode active material including layered lithium manganese oxide and lithium-containing metal oxide. Also, the present invention provides a secondary battery, a battery module, and a battery pack which have improved power characteristics by including the composite cathode active material.Type: ApplicationFiled: April 17, 2013Publication date: September 5, 2013Applicant: LG CHEM, LTD.Inventors: Min Hee Lee, Jung Hwan Park, Ki Young Kwon
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Patent number: 8291875Abstract: A continuously variable valve lift device for a vehicle is provided, which includes a drive shaft rotating in association with a crank shaft and having a drive cam formed on an outer periphery thereof, a locker arm shaft provided apart from the drive shaft and having one end that supports a rocker arm rotating and rocking in association with the drive cam, output cams rotatably installed on the drive shaft to interlock with the other end of the rocker arm, and a variable drive part straightly moving the rocker arm shaft in a vertical direction of the rocker arm shaft to vary a valve lift. When a valve is shifted from the high-lift state to the low-lift state, a pumping loss is reduced to improve the fuel consumption ratio. Also, since an advance function is provided, an exhaust-side CVVT can be deleted to greatly reduce the manufacturing cost.Type: GrantFiled: November 24, 2009Date of Patent: October 23, 2012Assignee: Hyundai Motor CompanyInventors: Jei Choon Yang, Byong Young Choi, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim
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Patent number: 8291874Abstract: An apparatus for adjusting deviation of an engine and a continuously variable valve lift device including the same are provided. The apparatus for adjusting deviation of an engine includes an adjustment member connecting a rocker arm to plural output cams, respectively, to adjust lengths between the rocker arm and the output cams, respectively, so that the lengths become equal to or different from each other. The continuously variable valve lift device includes an eccentric cam shaft with eccentric cams installed on its outer periphery, a rocker arm rotatably installed on the eccentric cams to interlock with plural output cams, and apparatus for adjusting deviation provided on the rocker arm to adjust lengths between the rocker arm and the output cams so that the lengths become equal to or different from each other.Type: GrantFiled: October 5, 2009Date of Patent: October 23, 2012Assignee: Hyundai Motor CompanyInventors: Jei Choon Yang, Young Hong Kwak, Ki Uk Shin, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim, Ki Young Kwon
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Patent number: 8251027Abstract: A variable valve lift apparatus may include an input unit, a control link disposed to a control shaft, a driving cam that is provided with a contact portion and pivotally disposed to the control shaft, a valve opening unit that contacts the contact portion and is opened and closed in accordance with pivoting of the driving cam, wherein the control link, the input unit and the driving cam are connected by a connecting unit, and contact positions of the valve opening unit and the contact portion are variable according to a relative rotation angle of the control link around the control shaft.Type: GrantFiled: July 31, 2009Date of Patent: August 28, 2012Assignee: Hyundai Motor CompanyInventors: Eun Ho Lee, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Young Nam Kim
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Patent number: 8245676Abstract: A continuously variable valve lift device of an engine may include a cam shaft having an eccentric cam formed on an outer peripheral surface of the cam shaft so that an oscillating outer-race wheel is coupled to and oscillatable along the eccentric cam, an output cam being rotably fitted to the cam shaft, a sliding shaft for varying the position of the output cam by moving straightly in a front and rear direction according to an engine operating condition, in which the sliding shaft has a deviation adjustment member which is formed to be eccentric toward an outer peripheral surface thereof, and a rocker arm rotably fitted to the deviation adjustment member and one end of which is rotably connected to the oscillating outer-race wheel and the other end of which is rotably engaged with the output cam.Type: GrantFiled: July 13, 2010Date of Patent: August 21, 2012Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jei Choon Yang, Byong Young Choi, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim
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Publication number: 20120202924Abstract: The present design relates to an advantageous and useful sheet which contains rice bran and to a gift-set tray made with the same, wherein the sheet comprises: a substrate layer (10); and a rice-bran-containing layer (20) formed on at least one surface of the substrate layer (10), wherein the rice-bran-containing layer (20) consists of a rice-bran-containing composition comprising a synthetic resin and rice bran as well as an inorganic filler and an additive, such that the use of rice bran and inorganic filler provide a rice-bran foaming effect during extrusion of the sheets for gift-set trays, which makes it possible to reduce the synthetic resin content and prevent depletion of petroleum resources and reduce environmental pollution, while lowering production costs by addition of the rice bran, and provide unique texture and aroma which are not possible with synthetic resins, and the use of the rice bran sheets provides environmentally friendly gift-set trays.Type: ApplicationFiled: August 16, 2010Publication date: August 9, 2012Inventors: Sang Wook Lee, Byoung Seo Lee, Gu Hoan Cha, Ki Young Kwon
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Patent number: 8146548Abstract: A continuously variable valve lift device may include a vibration link having one end eccentrically and rotatably coupled to a rotation shaft, a rocker arm having a middle portion pivotally coupled to the other end of the vibration link, an advance lever having one end coupled to the one end of the rocker arm to select advance or delay, a swivel cam link having one end pivotally coupled to the other end of the rocker arm, and a swivel cam, one end of which is pivotally coupled to the other end of the swivel cam link and the other end of which is pivotally coupled to a stationary shaft to open and close a valve.Type: GrantFiled: July 21, 2009Date of Patent: April 3, 2012Assignee: Hyundai Motor CompanyInventors: Jei Choon Yang, Eun Ho Lee, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim, Kyoung Joon Chang
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Patent number: 8104440Abstract: The CVVL device includes a rocking cam having a rolling face contacting a rocker arm is formed to press the rocker arm when pivoted, a rocking roller, which is disposed above the drive cam and rolls on an outer circumference of the drive cam, a control apparatus, which changes a position of the rocking roller rolling on the outer circumference of the drive cam; and a rocking apparatus, which pivots the rocking cam according to a position of the rocking roller such that a position where the rocker arm is contacted with the rolling face is changed depending on the position of the rocking roller.Type: GrantFiled: December 8, 2008Date of Patent: January 31, 2012Assignee: Hyundai Motor CompanyInventors: Ki Young Kwon, Young Hong Kwak, Eun Ho Lee, Soo Hyung Woo, Young Nam Kim, Jin Kook Kong
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Publication number: 20110272612Abstract: A variable valve lift apparatus may include an opening/closing portion, a low lift cam which selectively contacts the opening/closing portion, a high lift cam which may be disposed parallel to the low lift cam, a control portion, a pad hinge connected to the control portion, and a pad, an end of which may be pivotally coupled to the pad hinge, the pad slidably contacting the high lift cam and the opening/closing portion, wherein, the control portion selectively changes position of the pad hinge.Type: ApplicationFiled: November 8, 2010Publication date: November 10, 2011Applicant: Hyundai Motor CompanyInventors: Byong-Young Choi, Young-Hong Kwak, Ki-Young Kwon, Sang-Won Kim, Jin-Kook Kong, Soo-Hyung Woo
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Publication number: 20110036318Abstract: A continuously variable valve lift device of an engine may include a cam shaft having an eccentric cam formed on an outer peripheral surface of the cam shaft so that an oscillating outer-race wheel is coupled to and oscillatable along the eccentric cam, an output cam being rotably fitted to the cam shaft, a sliding shaft for varying the position of the output cam by moving straightly in a front and rear direction according to an engine operating condition, in which the sliding shaft has a deviation adjustment member which is formed to be eccentric toward an outer peripheral surface thereof, and a rocker arm rotably fitted to the deviation adjustment member and one end of which is rotably connected to the oscillating outer-race wheel and the other end of which is rotably engaged with the output cam.Type: ApplicationFiled: July 13, 2010Publication date: February 17, 2011Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jei Choon Yang, Byong Young Choi, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim
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Publication number: 20110036317Abstract: A continuously variable valve lift device for a vehicle is provided, which includes a drive shaft rotating in association with a crank shaft and having a drive cam formed on an outer periphery thereof, a locker arm shaft provided apart from the drive shaft and having one end that supports a rocker arm rotating and rocking in association with the drive cam, output cams rotatably installed on the drive shaft to interlock with the other end of the rocker arm, and a variable drive part straightly moving the rocker arm shaft in a vertical direction of the rocker arm shaft to vary a valve lift. When a valve is shifted from the high-lift state to the low-lift state, a pumping loss is reduced to improve the fuel consumption ratio. Also, since an advance function is provided, an exhaust-side CVVT can be deleted to greatly reduce the manufacturing cost.Type: ApplicationFiled: November 24, 2009Publication date: February 17, 2011Applicant: Hyundai Motor CompanyInventors: Jei Choon Yang, Byong Young Choi, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim
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Publication number: 20100139590Abstract: An apparatus for adjusting deviation of an engine and a continuously variable valve lift device including the same are provided. The apparatus for adjusting deviation of an engine includes an adjustment member connecting a rocker arm to plural output cams, respectively, to adjust lengths between the rocker arm and the output cams, respectively, so that the lengths become equal to or different from each other. The continuously variable valve lift device includes an eccentric cam shaft with eccentric cams installed on its outer periphery, a rocker arm rotatably installed on the eccentric cams to interlock with plural output cams, and apparatus for adjusting deviation provided on the rocker arm to adjust lengths between the rocker arm and the output cams so that the lengths become equal to or different from each other.Type: ApplicationFiled: October 5, 2009Publication date: June 10, 2010Applicant: Hyundai Motor CompanyInventors: Jei Choon YANG, Young Hong Kwak, Ki Uk Shin, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim, Ki Young Kwon
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Publication number: 20100122677Abstract: A variable valve lift apparatus may include an input unit, a control link disposed to a control shaft, a driving cam that is provided with a contact portion and pivotally disposed to the control shaft, a valve opening unit that contacts the contact portion and is opened and closed in accordance with pivoting of the driving cam, wherein the control link, the input unit and the driving cam are connected by a connecting unit, and contact positions of the valve opening unit and the contact portion are variable according to a relative rotation angle of the control link around the control shaft.Type: ApplicationFiled: July 31, 2009Publication date: May 20, 2010Applicant: Hyundai Motor CompanyInventors: Eun Ho LEE, Young Hong KWAK, Ki Young KWON, Jin Kook KONG, Soo Hyung WOO, Young Nam KIM
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Publication number: 20100077974Abstract: A continuously variable valve lift device may include a vibration link having one end eccentrically and rotatably coupled to a rotation shaft, a rocker arm having a middle portion pivotally coupled to the other end of the vibration link, an advance lever having one end coupled to the one end of the rocker arm to select advance or delay, a swivel cam link having one end pivotally coupled to the other end of the rocker arm, and a swivel cam, one end of which is pivotally coupled to the other end of the swivel cam link and the other end of which is pivotally coupled to a stationary shaft to open and close a valve.Type: ApplicationFiled: July 21, 2009Publication date: April 1, 2010Applicant: Hyundai Motor CompanyInventors: Jei Choon YANG, Eun Ho Lee, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim, Kyoung Joon Chang
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Publication number: 20090288622Abstract: The CVVL device includes a rocking cam having a rolling face contacting a rocker arm is formed to press the rocker arm when pivoted, a rocking roller, which is disposed above the drive cam and rolls on an outer circumference of the drive cam, a control apparatus, which changes a position of the rocking roller rolling on the outer circumference of the drive cam; and a rocking apparatus, which pivots the rocking cam according to a position of the rocking roller such that a position where the rocker arm is contacted with the rolling face is changed depending on the position of the rocking roller.Type: ApplicationFiled: December 8, 2008Publication date: November 26, 2009Applicant: Hyundai Motor CompanyInventors: Ki Young Kwon, Young Hong Kwak, Eun Ho Lee, Soo Hyung Woo, Young Nam Kim, Jin Kook Kong
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Publication number: 20080265253Abstract: A thin film transistor (TFT) display panel as well as a manufacturing method and a detection method thereof are provided. The TFT display panel comprises at least two display regions and a detection region, wherein a gate detection line is correspondingly connected at least with all the gate lines from one of the display regions in the detection region. The embodiments of the present invention improve the safety of the circuits in the detection region, and simplify the mask process of the TFT display panel and the detection process for the display region, which in turn increases the production efficiency of the TFT and reduces the production cost.Type: ApplicationFiled: March 11, 2008Publication date: October 30, 2008Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhenhuan TIAN, Ki Young KWON
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Publication number: 20070296883Abstract: An array substrate for liquid crystal display devices includes first and second gate lines spaced apart from each other, a common line between the first and second gate lines parallel to the first and second gate lines, a data line crossing the first and second gate lines to define first and second pixel regions with respect to the common line, a first thin film transistor at a crossing portion of the first gate line and the data line, a second thin film transistor at a crossing portion of the second gate line and the data line, a first pixel electrode connected to the first thin film transistor in the first pixel region, and a second pixel electrode connected to the second thin film transistor in the second pixel region, wherein the first and second pixel electrodes have a symmetric shape with respect to the common line.Type: ApplicationFiled: December 13, 2006Publication date: December 27, 2007Inventors: Ki-Young Kwon, Kwang-Hee Hwang
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Publication number: 20040245209Abstract: A method for fabricating a carbon nanotube (CNT) nanoarray, which includes the steps of forming a thin film of supramolecules on a substrate on which metal catalyst for CNT synthesis is deposited, inducing the self-assembly of the supramolecules by annealing to form a regular structure, selectively staining the formed regular structure with a metal compound, etching the metal compound-stained thin film to form a nanometer or smaller size pattern, forming a nanopattern of metal catalyst by using the nanopattern of supramolecules stained with the formed metal compounds, and growing carbon nanotubes (CNTs) vertically on the formed metal catalyst nanopattern. A biochip is readily fabricated by binding bioreceptor(s) to CNTs of the CNT nanoarray.Type: ApplicationFiled: June 2, 2004Publication date: December 9, 2004Inventors: Hee Tae Jung, Dae Hwan Jung, Ki Young Kwon, Su Rim Lee, Do Hwan Choi
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Publication number: 20040235199Abstract: A method for forming a nanopattern of supramolecules, which includes the steps of: forming a thin film of supramolecules on a substrate; self-assembling the supramolecules by annealing to form regular structures; selectively staining the formed regular structures with a metal; and etching the metal-selectively stained thin film to remove a portion of the thin film, which was not stained with the metal. Such method enables the fabrication of nanoarray devices in which bioreceptors are attached to the formed nanopattern of supramolecules on the substrate.Type: ApplicationFiled: May 20, 2004Publication date: November 25, 2004Inventors: Hee Tae Jung, Ki Young Kwon, Su Rim Lee