Patents by Inventor Hyun-Soo Kang
Hyun-Soo Kang 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: 20240140631Abstract: Provided is a capsule for mounting a drone. The capsule for mounting a drone includes a body having a first space for accommodating a drone and a second space provided to surround at least a portion of the first space, a base portion provided in the first space so that a drone is mounted, and a valve provided in the body to open or close the second space so that external fluid is introduced into the second space.Type: ApplicationFiled: May 9, 2023Publication date: May 2, 2024Applicant: Defense Agency for Technology and QualityInventors: Hyun Jun KANG, Jun Ho LEE, Dong Soo PARK
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Patent number: 11965434Abstract: A combined power plant is provided. The combined power plant includes a gas turbine configured to combust fuel to generate a rotating force, a boiler configured to heat water to generate steam, an ammonia decomposition apparatus configured to receive a combustion gas generated in the gas turbine to thermally decompose ammonia to generate a decomposed gas containing hydrogen, nitrogen, and a residual ammonia, a steam turbine configured to generate a rotating force using the steam generated in the boiler, and a decomposed gas supply line configured to supply the decomposed gas generated in the ammonia decomposition apparatus to a combustor of the gas turbine.Type: GrantFiled: January 19, 2022Date of Patent: April 23, 2024Assignee: DOOSAN ENERBILITY CO., LTD.Inventors: Sung Gju Kang, Hyun Hu Kang, Gwang Soo Jang, Song Hun Cha
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Patent number: 11964870Abstract: The present invention relates to a method for preparing carbon nanotubes, the method including: preparing a support including AlO(OH) by primary heat treatment of Al(OH)3; preparing an active carrier by supporting a mixture including a main catalyst precursor and a cocatalyst precursor on the support; drying the active carrier through multi-stage drying including vacuum drying; preparing a supported catalyst by secondary heat treatment of the dried active support; and preparing carbon nanotubes in the presence of the supported catalyst, and the carbon nanotubes prepared by the method as described above can remarkably improve conductivity.Type: GrantFiled: July 22, 2019Date of Patent: April 23, 2024Assignee: LG CHEM, LTD.Inventors: Kyung Yeon Kang, Hyun Joon Kang, Ki Soo Lee
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Publication number: 20240121385Abstract: The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.Type: ApplicationFiled: October 4, 2023Publication date: April 11, 2024Inventors: Hyun Suk KO, Jin Ho LEE, Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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Publication number: 20240098311Abstract: The present invention relates to an image encoding/decoding method and apparatus. An image encoding method according to the present invention may comprise generating a transform block by performing at least one of transform and quantization; grouping at least one coefficient included in the transform block into at least one coefficient group (CG); scanning at least one coefficient included in the coefficient group; and encoding the at least one coefficient.Type: ApplicationFiled: November 20, 2023Publication date: March 21, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Jin Ho LEE, Dong San JUN, Ha Hyun LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Yung Lyul LEE, Jun Woo CHOI
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Patent number: 11936853Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.Type: GrantFiled: January 9, 2023Date of Patent: March 19, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Jung Won Kang, Sung Chang Lim, Hyun Suk Ko, Ha Hyun Lee, Jin Ho Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
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Publication number: 20240083384Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.Type: ApplicationFiled: February 3, 2023Publication date: March 14, 2024Applicants: Hyundai Motor Company, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.Inventors: Sang Soo LEE, Chan Ho JUNG, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Deok Soo LIM, Sang Do PARK, In Sun BAEK, Sin Chan YANG, Chan Ki CHO, Myung Soo LEE, Jae Yong JANG, Jun Sik HWANG, Ho Sung KANG, Hae Dong KWAK, Hyun Tak KO
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Patent number: 10270410Abstract: The present disclosure relates an automatic gain control apparatus and method for rapidly and effectively completing automatic gain control by performing a gain control procedure only three times irrespective of intensity of a received signal using peak values in an analog region and an output signal of an analog-digital converter.Type: GrantFiled: January 11, 2018Date of Patent: April 23, 2019Assignee: FCI INC.Inventors: Hyun Soo Kang, BeomJin Kim, Byeong Moo Moon, JaeJun Ban, MyungWoon Hwang, ChulHee Kang, Hyun Woo Park
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Publication number: 20180234066Abstract: The present disclosure relates an automatic gain control apparatus and method for rapidly and effectively completing automatic gain control by performing a gain control procedure only three times irrespective of intensity of a received signal using peak values in an analog region and an output signal of an analog-digital converter.Type: ApplicationFiled: January 11, 2018Publication date: August 16, 2018Inventors: Hyun Soo KANG, BeomJin KIM, Byeong Moo MOON, JaeJun BAN, MyungWoon HWANG, ChulHee KANG, Hyun Woo PARK
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Patent number: 8369117Abstract: There is provided an integrated control method for eliminating a low frequency ripple in a power conversion system for a fuel cell, more particularly, a control method of a power conversion system capable of eliminating a low frequency ripple, controlling a DC link voltage, and controlling an output power and a system using the same control method. A power conversion system (PCS) that converts an output of a DC power supply received from an external power supply includes a converter that converts a voltage of the input power supply; an inverter that converts an output voltage of the converter into an AC voltage; and a converter control module that outputs a PWM signal for controlling a switch of the converter, and after receiving a power instruction value, the converter control module generates the PWM signal for controlling the converter based on the power instruction value.Type: GrantFiled: December 7, 2009Date of Patent: February 5, 2013Assignee: Sungyunkwan University Foundation for Corporate CollaborationInventors: Byoung Kuk Lee, Jong Soo Kim, Hyun Soo Kang, Gyu Yeong Choe
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Publication number: 20100142236Abstract: There is provided an integrated control method for eliminating a low frequency ripple in a power conversion system for a fuel cell, more particularly, a control method of a power conversion system capable of eliminating a low frequency ripple, controlling a DC link voltage, and controlling an output power and a system using the same control method. A power conversion system (PCS) that converts an output of a DC power supply received from an external power supply includes a converter that converts a voltage of the input power supply; an inverter that converts an output voltage of the converter into an AC voltage; and a converter control module that outputs a PWM signal for controlling a switch of the converter, and after receiving a power instruction value, the converter control module generates the PWM signal for controlling the converter based on the power instruction value.Type: ApplicationFiled: December 7, 2009Publication date: June 10, 2010Applicant: Sungkyunkwan University Foundation for Corporate CollaborationInventors: Byoung Kuk Lee, Jong Soo Kim, Hyun Soo Kang, Gyu Yeong Choe
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Patent number: 7088772Abstract: A method and apparatus for updating motion vector memories used for prediction of motion vectors in a video compression coding/decoding method and system. For a frame composed of N macroblocks in the horizontal direction, only (2N+1) motion vector memories are used to store all motion vectors necessary to motion prediction, and only three memories per macroblock are used to update motion vectors, thereby reducing the size of a circuitry, the amount of computation and the amount of power consumed.Type: GrantFiled: February 20, 2001Date of Patent: August 8, 2006Assignee: Hyundai Electronics Industries Co., LtdInventors: Kyeong Joong Kim, Hyun Soo Kang, Jae Won Chung
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Patent number: 6937653Abstract: A rate control apparatus for real-time video communication includes: an initialization unit for setting an initial value required for rate control according to a transmission speed and the number of input frames; a target bit calculation unit for obtaining the target number of encoding bits, maximum allowable number of bits, and minimum allowable number of bits in consideration of a buffer state and a transmission speed; a rate control and encoder unit for executing rate control and encoding using the maximum allowable number of bits and the minimum allowable number of bits; a stuffing control unit for comparing the size of a bit stream from the rate control and encoding unit with the target number of encoding bits from the target bit calculation unit for thereby outputting stuffing bits; a buffering unit for storing a combination of the bit stream from the rate control encoding unit and the stuffing bits from the stuffing control unit for thereby outputting them to the target bit calculation unit; a frame skType: GrantFiled: May 18, 2001Date of Patent: August 30, 2005Assignee: Hyundai Electronics Industries, Co., Ltd.Inventors: Joon-Ho Song, Hyun-Soo Kang, Jae-Won Chung
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Patent number: 6778606Abstract: A motion vector estimation apparatus in a digital video coding system and a method thereof. More particularly, the present invention relates to a motion estimation method and apparatus for, prior to a motion vector estimation operation, determining whether to perform it and selectively performing the motion vector estimation operation in accordance with the determined result, thereby reducing the coding time period and the amount of power consumed.Type: GrantFiled: February 13, 2001Date of Patent: August 17, 2004Assignee: Hyundai Curitel, Inc.Inventors: Hyun Soo Kang, Kyeong Joong Kim, Jae Won Chung
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Publication number: 20020012395Abstract: A rate control apparatus for real-time video communication includes: an initialization unit for setting an initial value required for rate control according to a transmission speed and the number of input frames; a target bit calculation unit for obtaining the target number of encoding bits, maximum allowable number of bits, and minimum allowable number of bits in consideration of a buffer state and a transmission speed; a rate control and encoder unit for executing rate control and encoding using the maximum allowable number of bits and the minimum allowable number of bits; a stuffing control unit for comparing the size of a bit stream from the rate control and encoding unit with the target number of encoding bits from the target bit calculation unit for thereby outputting stuffing bits; a buffering unit for storing a combination of the bit stream from the rate control encoding unit and the stuffing bits from the stuffing control unit for thereby outputting them to the target bit calculation unit; a frame skType: ApplicationFiled: May 18, 2001Publication date: January 31, 2002Inventors: Joon-Ho Song, Hyun-Soo Kang, Jae-Won Chung
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Publication number: 20010031004Abstract: A method and apparatus for updating motion vector memories used for prediction of motion vectors in a video compression coding/decoding method and system. For a frame composed of N macroblocks in the horizontal direction, only (2N+1) motion vector memories are used to store all motion vectors necessary to motion Prediction, and only three memories per macroblock are used to update motion vectors, thereby reducing the size of a circuitry, the amount of computation and the amount of power consumed.Type: ApplicationFiled: February 20, 2001Publication date: October 18, 2001Inventors: Kyeong Joong Kim, Hyun Soo Kang, Jae Won Chung
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Publication number: 20010026590Abstract: A motion vector estimation apparatus in a digital video coding system and a method thereof. More particularly, the present invention relates to a motion estimation method and apparatus for, prior to a motion vector estimation operation, determining whether to perform it and selectively performing the motion vector estimation operation in accordance with the determined result, thereby reducing the coding time period and the amount of power consumed.Type: ApplicationFiled: February 13, 2001Publication date: October 4, 2001Inventors: Hyun Soo Kang, Kyeong Joong Kim, Jae Won Chung
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Publication number: 20010026642Abstract: A method and apparatus for compression transformation and inverse transformation of a digital image wherein, for the transformation and inverse transformation, a determination is made as to whether all input data values are 0, and an unnecessary transform process is skipped if all the input data values are determined to be 0, thereby reducing power consumption resulting from the unnecessary transform process. The present method and apparatus can very simply be implemented and minimize power consumption. Therefore, the present invention is significantly effective in implementing a low-power video codec essential to mobile communication terminals.Type: ApplicationFiled: February 20, 2001Publication date: October 4, 2001Inventors: Hyun Soo Kang, Jae Won Chung, kyeong Joong Kim
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Publication number: 20010019586Abstract: A motion estimation method and device for selecting a final motion vector to be coded, in consideration of a zero vector and a predicted motion vector as well as a motion vector having a minimum error, thereby increasing a video coding efficiency.Type: ApplicationFiled: February 13, 2001Publication date: September 6, 2001Inventors: Hyun Soo Kang, Kyeong Joong Kim, Jae Won Chung