Patents by Inventor Sung-Jun Ahn
Sung-Jun Ahn 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: 11979878Abstract: An operation method of a terminal in a communication system may comprise: performing a monitoring operation to receive BWP configuration information for common downlink communication; in response to receiving the BWP configuration information from the base station, configuring a common frequency region for the common downlink communication based on the BWP configuration information; receiving DCI including scheduling information of the common downlink communication from the base station; and performing the common downlink communication with the base station in the common frequency region by using a frequency resource indicated by the scheduling information, wherein the common downlink communication is communication between the base station and a plurality of terminals including the terminal.Type: GrantFiled: October 12, 2021Date of Patent: May 7, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hoi Yoon Jung, Sung Ik Park, Nam Ho Hur, Seok Ki Ahn, Sung Jun Ahn
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Publication number: 20240147262Abstract: Disclosed herein is a method for determining network parameters. The method includes receiving factory equipment traffic information, unlicensed frequency characteristic information, and factory equipment characteristic information and determining network parameters by taking into account at least one of the factory equipment traffic information, the unlicensed frequency characteristic information, or the factory equipment characteristic information, or a combination thereof, and the network parameters may include at least one of channel access parameters, unlicensed bands/channels, or client grouping, or a combination thereof.Type: ApplicationFiled: August 11, 2023Publication date: May 2, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jung-Sun UM, Hoi-Yoon JUNG, Seok-Ki AHN, Sung-Jun AHN
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Publication number: 20240146263Abstract: A differential amplifier according to an embodiment can be provided in a data driving device for driving pixels of a display panel. The differential amplifier can improve the slew rate of the differential amplifier by supplying dynamic current to an input circuit stage and/or a current mirror circuit stage of the differential amplifier through a boosting circuit stage.Type: ApplicationFiled: October 27, 2023Publication date: May 2, 2024Applicant: LX SEMICON CO., LTD.Inventors: Sang Duk YU, Ho Jong PARK, Tae Jun AHN, Sung Dae YEO
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Publication number: 20240140327Abstract: A moving display device disposed in a vehicle includes a display configured to be moveable in a forward or backward direction according to a driving mode of a vehicle, and a moving device mounted on a rear of the display and being configured to move a position of the display and to tilt the display, wherein the moving device includes rails, actuators, and gear modules for forward or backward movement of the display.Type: ApplicationFiled: September 11, 2023Publication date: May 2, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Sung Joon AHN, Shin Jik LEE, Tae Hun KIM, Hyun Jun AN, Kyung Hoon KIM, Ji Soo SHIN
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Publication number: 20240132010Abstract: Disclosed are airbag integrated moving display and a control method where the airbag-integrated display includes a display movable to a forward or rearward position according to a driving mode of a vehicle, and an airbag mounted to the rear of the display and being configured to move along with a movement of the display, vary a level of inflation of the airbag based on at least one of a position of the display or a distance from a driver of the vehicle.Type: ApplicationFiled: August 16, 2023Publication date: April 25, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Hyun Jun AN, Shin Jik LEE, Jun LEE, Sung Joon AHN, Ji Soo SHIN, Seok Hoon KO, Kyung Hoon KIM, Jae Seong CHA
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Publication number: 20240126317Abstract: A low dropout regulator can comprise a driver configured to receive a first input voltage and generates an output voltage, an error amplifier configured to receive a second input voltage having a magnitude different from the first input voltage and output an amplifier output voltage based on the difference between a feedback voltage corresponding to the output voltage and a reference voltage, and a driving controller configured to control the output voltage of the driver based on the amplifier output voltage.Type: ApplicationFiled: October 17, 2023Publication date: April 18, 2024Applicant: LX SEMICON CO., LTD.Inventors: Sung Dae YEO, Tae Jun AHN
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Publication number: 20240107032Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.Type: ApplicationFiled: December 7, 2023Publication date: March 28, 2024Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hae Chul CHOI, Se Yoon JEONG, Sung-Chang LIM, Jin Soo CHOI, Jin Woo HONG, Dong Gyu SIM, Seoung-Jun OH, Chang-Beom AHN, Gwang Hoon PARK, Seung Ryong KOOK, Sea-Nae PARK, Kwang-Su JEONG
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Publication number: 20240073416Abstract: The present invention relates to an apparatus and method for encoding and decoding an image by skip encoding. The image-encoding method by skip encoding, which performs intra-prediction, comprises: performing a filtering operation on the signal which is reconstructed prior to an encoding object signal in an encoding object image; using the filtered reconstructed signal to generate a prediction signal for the encoding object signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding the residual signal which can be generated on the basis of the difference between the encoding object signal and the prediction signal, thereby performing skip encoding on the encoding object signal.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation, Universily-lndustry Cooperation Group of Kyung Hee UniversityInventors: Sung Chang LIM, Ha Hyun LEE, Se Yoon JEONG, Hui Yong KIM, Suk Hee CHO, Jong Ho KIM, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN, Dong Gyu SIM, Seoung Jun OH, Gwang Hoon PARK, Sea Nae PARK, Chan Woong JEON
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Publication number: 20240071540Abstract: Various embodiments of the present disclosure relate to a non-volatile memory device including a sense amplifier and an operation method thereof. The non-volatile memory device may include: a memory cell array comprising a plurality of memory cells; and the sense amplifier configured to read data of the plurality of memory cells and output the read data. The sense amplifier may include: a first stage sense amplifier configured to sense a voltage difference between a reference voltage and a voltage of a bit line connected to at least one memory cell among the plurality of memory cells, and perform a primary amplification of the sensed voltage difference; and a second stage sense amplifier configured to perform a secondary amplification of a first result of the primary amplification and output a second result of the secondary amplification.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Applicant: KEY FOUNDRY CO., LTD.Inventors: Seong Jun PARK, Sung Bum PARK, Kee Sik AHN
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Publication number: 20240032071Abstract: Disclosed herein is a method for time-division transmission of heterogeneous physical-layer signals. The method may include setting time-division-related information and alternately transmitting heterogeneous physical-layer signals to a terminal over the same frequency resource based on the time-division-related information.Type: ApplicationFiled: April 7, 2023Publication date: January 25, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seok-Ki AHN, Sung-Ik PARK, Sun-Hyoung KWON, Sung-Jun AHN, Jung-Sun UM, Hoi-Yoon JUNG
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Patent number: 11855716Abstract: Disclosed herein are a method for transmitting a broadcast signal for signaling information about a combination of Layered-Division Multiplexing (LDM) technology and Multiple-Input Multiple-Output (MIMO) technology and an apparatus using the method. The method includes generating first signaling information indicating whether MIMO technology is applied to an enhanced layer by LDM technology, generating second signaling information indicating an MIMO application method when the MIMO technology is applied to the enhanced layer, and generating a broadcast signal using the first signaling information and the second signaling information.Type: GrantFiled: July 7, 2022Date of Patent: December 26, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Bo-Mi Lim, Hoi-Yoon Jung, Sung-Ik Park, Hae-Chan Kwon, Sung-Jun Ahn, Nam-Ho Hur, Hyun-Jeong Yim
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Publication number: 20230283323Abstract: Disclosed herein are a broadcast signal transmission method for signaling a transmission structure based on a combination of LDM technology and MIMO technology and an apparatus using the same. The broadcast signal transmission method may include generating first signaling information, indicating a transmission structure based on a combination of Multiple-Input Multiple-Output (MIMO) technology and Layered Division Multiplexing (LDM) technology, for a first subframe of a current broadcast signal frame, generating second signaling information, indicating a transmission structure based on a combination of the MIMO technology and the LDM technology, for a current subframe subsequent to the first subframe, and generating a broadcast signal using the first signaling information and the second signaling information.Type: ApplicationFiled: March 2, 2023Publication date: September 7, 2023Inventors: Bo-Mi LIM, Sung-Ik PARK, Sung-Jun AHN, Hoi-Yoon JUNG, Hae-Chan KWON, Nam-Ho HUR
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Patent number: 11691900Abstract: A trap apparatus of condensate water according to the present invention comprises: a neutralizing part including an inlet through which condensate water is introduced, an internal space for containing a neutralizing agent for neutralizing the introduced condensate water, and a condensate water passage through which the condensate water that was neutralized by the neutralizing agent in the internal space is discharged; a discharge part including a storage space for storing the condensate water which is directly or indirectly introduced through the condensate water passage, an outlet which is open in a circular shape so as to discharge the stored condensate water, and a spherical ball capable of closing the outlet by being seated on the outlet, wherein the ball is spaced from the outlet by buoyancy of the condensate water when the condensate water is contained in the storage space above a critical water level, such that the condensate water can be discharged through the outlet, and the condensate water can be nType: GrantFiled: November 2, 2018Date of Patent: July 4, 2023Assignee: Kyungdong Navien Co., Ltd.Inventors: Jun Kyu Park, Sung Cheul Cho, Sung Jun Ahn
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Publication number: 20230184463Abstract: A fluid heating apparatus according to an embodiment disclosed herein may include a burner, a heat exchanger, a first flow rate sensor that detects a flow rate of a fluid supplied to the heat exchanger, a temperature sensor that detects a temperature of a fluid discharged from the heat exchanger, and a controller that controls a first pump provided in an internal circulation flow path on the basis of the flow rate detected by the first flow rate sensor to manage the flow rate of the fluid supplied to the heat exchanger and controls an operation of the burner on the basis of the temperature detected by the temperature sensor.Type: ApplicationFiled: November 18, 2022Publication date: June 15, 2023Inventors: Jun Kyu Park, Sung Jun Ahn
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Publication number: 20230155634Abstract: Disclosed herein are a method for transmitting a broadcast signal for signaling information about a combination of Layered-Division Multiplexing (LDM) technology and Multiple-Input Multiple-Output (MIMO) technology and an apparatus using the method. The method includes generating first signaling information indicating whether MIMO technology is applied to an enhanced layer by LDM technology, generating second signaling information indicating an MIMO application method when the MIMO technology is applied to the enhanced layer, and generating a broadcast signal using the first signaling information and the second signaling information.Type: ApplicationFiled: July 7, 2022Publication date: May 18, 2023Inventors: Bo-Mi LIM, Hoi-Yoon JUNG, Sung-Ik PARK, Hae-Chan KWON, Sung-Jun AHN, Nam-Ho HUR, Hyun-Jeong YIM
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Publication number: 20230146118Abstract: Disclosed herein are a broadcast signal transmission/reception method using multiple antennas and layered-division multiplexing and an apparatus for the same. A broadcast signal transmission apparatus includes a Multiple-Input Multiple-Output (MIMO) Bit-Interleaved Coded Modulation (BICM) unit for dividing enhanced layer data into two enhanced layer signals having different polarizations, a combination unit for generating a multiplexed signal corresponding to a first transmitting antenna by combining a core layer signal corresponding to core layer data with a first enhanced layer signal, and transmission signal generation units for generating a first transmission signal, corresponding to the multiplexed signal and transmitted through the first transmitting antenna, and a second transmission signal, corresponding to a second enhanced layer signal and transmitted through a second transmitting antenna.Type: ApplicationFiled: October 25, 2022Publication date: May 11, 2023Inventors: Hoi-Yoon JUNG, Bo-Mi LIM, Sung-Ik PARK, Hae-Chan KWON, Sung-Jun AHN, Nam-Ho HUR
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Patent number: 11624527Abstract: The present subject matter relates to a smoke tube boiler including: a mix chamber, a heat exchanger, a firing rod assembly, a sealing means, and an air-cooled cooling means and a water-cooled cooling means.Type: GrantFiled: December 11, 2018Date of Patent: April 11, 2023Assignee: KYUNGDONG NAVIEN CO., LTD.Inventors: Jun Kyu Park, Sung Jun Ahn, Hyun Muk Lim
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Publication number: 20220124766Abstract: An operation method of a terminal in a communication system may comprise: performing a monitoring operation to receive BWP configuration information for common downlink communication; in response to receiving the BWP configuration information from the base station, configuring a common frequency region for the common downlink communication based on the BWP configuration information; receiving DCI including scheduling information of the common downlink communication from the base station; and performing the common downlink communication with the base station in the common frequency region by using a frequency resource indicated by the scheduling information, wherein the common downlink communication is communication between the base station and a plurality of terminals including the terminal.Type: ApplicationFiled: October 12, 2021Publication date: April 21, 2022Inventors: Hoi Yoon JUNG, Sung Ik PARK, Nam Ho HUR, Seok Ki AHN, Sung Jun AHN
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Patent number: 11306943Abstract: The purpose of the present invention is to provide a tube assembly for a tubular heat exchanger and a tubular heat exchanger comprising the same, the tube assembly for a tubular heat exchanger being capable of enhancing efficiency in heat exchange between a heat medium and a combustion gas and also preventing high-temperature oxidation and the burn-out of a turbulator caused by the combustion heat of the combustion gas and preventing the deformation or damage of a tube which may occur in an environment with a high water pressure, thereby improving the durability thereof.Type: GrantFiled: September 7, 2017Date of Patent: April 19, 2022Assignee: KYUNGDONG NAVIEN CO., LTD.Inventors: Duck Sik Park, Jun Kyu Park, Sung Jun Ahn, Young Bae Kim
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Publication number: 20220116973Abstract: An operation method of a terminal in a communication system may comprise: receiving, from a base station, a higher layer message including information indicating that first DCI including a HARQ feedback enabled/disabled indicator is configured; receiving the first DCI from the base station; receiving first downlink data from the base station based on first scheduling information included in the first DCI; and determining whether to transmit a first HARQ response for the first downlink data based on the HARQ feedback enabled/disabled indicator included in the first DCI.Type: ApplicationFiled: October 6, 2021Publication date: April 14, 2022Inventors: Hoi Yoon JUNG, Sung Ik PARK, Nam Ho HUR, Seok Ki AHN, Sung Jun AHN