Patents by Inventor Jae-Young Ahn
Jae-Young 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: 12284065Abstract: A technology enabling a terminal to receive acknowledgement (ACK)/negative ACK (NACK) information about data transmitted from the terminal is provided. The method includes receiving cyclic shift information for a reference signal from the base station; transmitting, to the base station, the data and a reference signal which is cyclic-shifted using a cyclic shift value, the cyclic shift value being determined based on a dynamic cyclic shift value mapped one-to-one to the cyclic shift information for the reference signal; and receiving, from the base station, the ACK/NACK information about the transmitted data through a radio resource of a downlink channel, the radio resource of the downlink channel being identified based on a modifier mapped one-to-one to the cyclic shift information for the reference signal.Type: GrantFiled: October 11, 2023Date of Patent: April 22, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Taegyun Noh, Jae Young Ahn
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Publication number: 20250007664Abstract: Disclosed is a method for generating and transmitting a reference signal in a clustered DFT-spread OFDM transmission scheme. A method for generating and transmitting a DM-RS in a clustered DFT-spread-OFDM scheme comprises: a step of generating DM-RS sequences corresponding to the number of clusters allocated for an uplink transmission; and a step of mapping the generated DM-RS sequences to the relevant DM-RS symbol positions for each cluster. Accordingly, the method for generating and transmitting a reference signal according to the present invention, in which DM-RS sequences are allocated and transmitted on a cluster basis, uses a complete DM-RS sequence for each cluster, and therefore inter-cell interference can be weakened, and problems which might occur when applied to a multi-user MIMO (MU-MIMO) scheme can be solved.Type: ApplicationFiled: September 9, 2024Publication date: January 2, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Byung Jang JEONG, Young Jo KO, Bang Won SEO, Jae Young AHN
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Patent number: 12114338Abstract: A dynamic channel assignment method includes receiving, at a ground control station (GCS), assignment of a first communication channel set from a spectrum authority before takeoff of the unmanned aircraft; receiving, at the GCS, assignment of a second communication channel set when the unmanned aircraft is to move from a first area using the first communication channel set to a second area using the second communication channel set due to a flight plan of the unmanned aircraft after takeoff of the unmanned aircraft; and after the unmanned aircraft enters the second area, maintaining, at the GCS, the first communication channel set when the unmanned aircraft reenters the first area due to the flight plan, and returning, at the GCS, the first communication channel set to the spectrum authority when the unmanned aircraft does not reenter the first area due to the flight plan.Type: GrantFiled: May 20, 2021Date of Patent: October 8, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Hee Wook Kim, Jae Young Ahn
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Patent number: 12107781Abstract: Disclosed is a method for generating and transmitting a reference signal in a clustered DFT-spread OFDM transmission scheme. A method for generating and transmitting a DM-RS in a clustered DFT-spread-OFDM scheme comprises: a step of generating DM-RS sequences corresponding to the number of clusters allocated for an uplink transmission; and a step of mapping the generated DM-RS sequences to the relevant DM-RS symbol positions for each cluster. Accordingly, the method for generating and transmitting a reference signal according to the present invention, in which DM-RS sequences are allocated and transmitted on a cluster basis, uses a complete DM-RS sequence for each cluster, and therefore inter-cell interference can be weakened, and problems which might occur when applied to a multi-user MIMO (MU-MIMO) scheme can be solved.Type: GrantFiled: April 15, 2015Date of Patent: October 1, 2024Assignee: Electronics and Telecommunications Research Inst.Inventors: Byung Jang Jeong, Young Jo Ko, Bang Won Seo, Jae Young Ahn
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Publication number: 20240287076Abstract: This disclosure relates to compounds of Formula (A): BTK-L-DSM (A) or a pharmaceutically acceptable salt thereof, wherein DSM is a degradation signaling moiety that is covalently attached to the linker L, L is a linker that covalently attaches BTK to DSM, and BTK is a Btk binding moiety represented by Formula (I) or Formula (II) that is covalently attached to linker L: in which all of the variables are as defined in the application. Compounds or pharmaceutically acceptable salts thereof as described herein are capable of activating the selective ubiqitination of Btk proteins via the ubiquitin-proteasome pathways (UPP) and cause degradation of Btk proteins. The present disclosure also provides methods of treating disorders responsive to modulation of Btk activity and/or degradation of Btk with at least one compound described herein.Type: ApplicationFiled: May 5, 2022Publication date: August 29, 2024Inventors: Kevin M. Guckian, Eric Stefan, Corey Don Anderson, Jae Young Ahn, Morgan Welzel O'Shea, Jeremy L. Yap, Xinpeng Cheng, Brian T. Hopkins, Isaac Marx, Marta Nevalainen
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Publication number: 20240204944Abstract: A reference signal (RS) transmission system to transmit a channel state information (CSI) RS for extraction of CSI to a relay and a macro terminal is disclosed. The base station transmits information on a sub frame containing the CSI RS to the relay or the macro terminal. The macro terminal and the relay receive the CSI RS using the information on the sub frame. The macro terminal and the relay extract the CSI using the CSI RS and transmit the extracted CSI to the base station.Type: ApplicationFiled: February 24, 2024Publication date: June 20, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Hee Soo LEE, Tae Gyun NOH, Jae Young AHN, Kyoung Seok LEE, Young Jo KO
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Publication number: 20240158418Abstract: The invention provides for the treatment of mutant epidermal growth factor receptor (EGFR) mediated cancer that has metastasized to the brain or other area of the central nervous system with a compound that degrades a mutant form of EGFR via the ubiquitination of the EGFR protein and subsequent proteasomal degradation. The invention also provides advantageous drug combinations for the treatment of such cancer that include a compound herein that degrades a mutant form of EGFR in combination with a second anti-cancer agent.Type: ApplicationFiled: November 21, 2023Publication date: May 16, 2024Applicant: C4 Therapeutics, Inc.Inventors: Christopher G. Nasveschuk, Martin Duplessis, Jae Young Ahn, Alexander W. Hird, Ryan E. Michael, Kiel Lazarski, Yanke Liang, Georg Jaeschke, Antonio Ricci, Annick Goergler, Daniel Rueher
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Publication number: 20240147487Abstract: The method for transmitting control information in a mobile communication system includes: determining a control channel resource for transmitting control information by means of the data channel region; and transmitting the control information using the determined control channel resource. A capacity for control information, which increases for multiple user multiple-input multiple-out (MIMOs) in a heterogeneous network environment, for heterogeneous network interference control using carrier aggregation, for frequent use of a multicast-broadcast single frequency network (MBSFN) subframe, and for a CoMP transmission control, may be satisfied. Further, an adaptive resource allocation based on a requested capacity for control information may be enabled, and the efficient utilization of resources may also be enabled.Type: ApplicationFiled: January 8, 2024Publication date: May 2, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Bang-Won Seo, Young-Jo Ko, Tae-Gyun Noh, Jae-Young Ahn
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Publication number: 20240139185Abstract: The disclosure features macrocyclic compounds, alone and in combination with other therapeutic agents, as well as pharmaceutical compositions and protein complexes thereof, capable of modulating biological processes including RAS and RAS-RAF inhibition, and their uses in the treatment of cancers.Type: ApplicationFiled: March 16, 2023Publication date: May 2, 2024Inventors: Meizhong JIN, Nicholas Perl, Anna Kohlmann, Ning Yin, Jason T. Lowe, Jae Young Ahn, Mark Joseph Mulvihill, Elena S. Koltun, Adrian L. Gill
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Patent number: 11954891Abstract: Provided is a method of compressing an occupancy map of a three-dimensional (3D) point cloud, and more specifically, a method of compressing an occupancy map of a point cloud in which an occupancy map image of a point cloud existing in a 3D space is compressed based on a compression quality or a patch-by-patch inspection method of the occupancy map image so that compression distortion is minimized when reconstructing the compressed occupancy map image so as to remarkably improve the quality of a reconstructed occupancy map image.Type: GrantFiled: June 30, 2021Date of Patent: April 9, 2024Assignees: Electronics and Telecommunications Research Institute, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)Inventors: Eun Young Chang, Euee Seon Jang, Tian Yu Dong, Ji Hun Cha, Kyu Tae Kim, Jae Young Ahn
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Publication number: 20240114163Abstract: Disclosed is an encoder which receives first to third input frames included first intra period and outputs a bitstream corresponding to the third input frame. The encoder includes a motion compensation unit that generates a first reference frame corresponding to the first input frame and a second reference frame corresponding to the second input frame, a union operation unit that generates an overlap frame by performing a union operation based on the first reference frame and the second reference frame, and an inter prediction unit that generates an occupancy code by performing an inter prediction operation on the overlap frame and the third input frame. In this case, the bitstream includes the occupancy code.Type: ApplicationFiled: September 15, 2023Publication date: April 4, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Eun Young CHANG, Euee S JANG, Xin LI, Jihun CHA, Tianyu DONG, Jae Young AHN
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Publication number: 20240076300Abstract: The invention provides compounds that degrade the epidermal growth factor receptor (EGFR) including mutant forms via the ubiquitination of the EGFR protein and subsequent proteasomal degradation. The compounds are useful for the treatment of various cancers.Type: ApplicationFiled: May 8, 2023Publication date: March 7, 2024Applicant: C4 Therapeutics, Inc.Inventors: Christopher G. Nasveschuk, Martin Duplessis, Jae Young Ahn, Alexander W. Hird, Ryan E. Michael, Kiel Lazarski, Yanke Liang, Georg Jaeschke, Antonio Ricci, Annick Goergler, Daniel Rueher
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Publication number: 20240071500Abstract: Memory array structures, and methods of their formation, might include a first memory cell having a first control gate and an adjacent first portion of a charge-blocking structure, a second memory cell having a second control gate and an adjacent second portion of the charge-blocking structure, and a first dielectric material between the first control gate and the second control gate, and adjacent to a third portion of the charge-blocking structure that is between the first and second portions of the charge-blocking structure. The third portion of the charge-blocking structure might include a second dielectric material and a third dielectric material different than the second dielectric material, and the first portion of the charge-blocking structure and the second portion of the charge-blocking structure might each include the third dielectric material and a fourth dielectric material different than the second dielectric material. Apparatus might include such memory array structures.Type: ApplicationFiled: August 15, 2023Publication date: February 29, 2024Applicant: MICRON TECHNOLOGY, INC.Inventors: Jae Kyu Choi, Jin Yue, Kyubong Jung, Albert Fayrushin, Jae Young Ahn, Jun Kyu Yang
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Patent number: 11916831Abstract: A reference signal (RS) transmission system to transmit a channel state information (CSI) RS for extraction of CSI to a relay and a macro terminal is disclosed. The base station transmits information on a sub frame containing the CSI RS to the relay or the macro terminal. The macro terminal and the relay receive the CSI RS using the information on the sub frame. The macro terminal and the relay extract the CSI using the CSI RS and transmit the extracted CSI to the base station.Type: GrantFiled: February 2, 2023Date of Patent: February 27, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Hee Soo Lee, Tae Gyun Noh, Jae Young Ahn, Kyoung Seok Lee, Young Jo Ko
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Publication number: 20240064792Abstract: Disclosed is a wireless communication system using multiple transmission and reception points. In a wireless communication system having a first transmission and reception point and at least one second transmission and reception point belonging to the same cell, the first transmission and reception point has a wider transmission area than the at least one second transmission and reception point, and the first transmission and reception point and the at least one second transmission and reception point generate downlink transmission signals by using the same physical layer cell ID or virtual cell IDs allocated to each terminal, and then the terminals generate uplink transmission signals by using the allocated virtual cell IDs.Type: ApplicationFiled: November 3, 2023Publication date: February 22, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Young-Jo KO, Tae-Gyun NOH, Hee-Soo LEE, Bang-Won SEO, Jae-Young AHN
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Publication number: 20240039774Abstract: A technology enabling a terminal to receive acknowledgement (ACK)/negative ACK (NACK) information about data transmitted from the terminal is provided. The method includes receiving cyclic shift information for a reference signal from the base station; transmitting, to the base station, the data and a reference signal which is cyclic-shifted using a cyclic shift value, the cyclic shift value being determined based on a dynamic cyclic shift value mapped one-to-one to the cyclic shift information for the reference signal; and receiving, from the base station, the ACK/NACK information about the transmitted data through a radio resource of a downlink channel, the radio resource of the downlink channel being identified based on a modifier mapped one-to-one to the cyclic shift information for the reference signal.Type: ApplicationFiled: October 11, 2023Publication date: February 1, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Taegyun NOH, Jae Young AHN
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Patent number: 11871434Abstract: The method for transmitting control information in a mobile communication system includes: determining a control channel resource for transmitting control information by means of the data channel region; and transmitting the control information using the determined control channel resource. A capacity for control information, which increases for multiple user multiple-input multiple-out (MIMOs) in a heterogeneous network environment, for heterogeneous network interference control using carrier aggregation, for frequent use of a multicast-broadcast single frequency network (MBSFN) subframe, and for a CoMP transmission control, may be satisfied. Further, an adaptive resource allocation based on a requested capacity for control information may be enabled, and the efficient utilization of resources may also be enabled.Type: GrantFiled: February 2, 2023Date of Patent: January 9, 2024Assignee: Electronics and Telecommunications Research Inst.Inventors: Bang-Won Seo, Young-Jo Ko, Tae-Gyun Noh, Jae-Young Ahn
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Publication number: 20230413278Abstract: Data transmission and reception is provided by configuring control channels in a wireless communication system using a plurality of carriers. User equipment (UE) may monitor physical downlink control channel (PDCCH) candidates within common search spaces (CSSs) and User Equipment-specific search spaces (USSs). If the UE is configured with cross-carrier scheduling, when two PDCCH candidates originating from a CSS and a USS, respectively, have cyclic redundancy check (CRC) scrambled by the same Radio Network Temporary Identifier (RNTI) and have a common payload size and the same first control channel element (CCE) index, the UE may interpret that only the PDCCH originating from the CSS is transmitted, thereby solving ambiguity of downlink control information (DCI) detection.Type: ApplicationFiled: August 28, 2023Publication date: December 21, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Young Jo KO, Bang Won SEO, Jae Young AHN
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Publication number: 20230395672Abstract: A variety of applications can include memory devices having memory cells, where each memory cell can have an engineered tunnel region between a channel structure of the memory cell and a charge storage region of the memory cell. The engineered tunnel region can be directed to improved read, program, and retention operations of the memory region. In various embodiments, the engineered tunnel region can have multiple dielectric regions with a dielectric constant modulation by inserting material having a dielectric constant that is low relative to silicon nitride and material having a dielectric constant that is high relative to silicon nitride. In various embodiments, the engineered tunnel region of a memory cell can have multiple dielectric regions with material having deep traps near the charge storage region of the memory cell. Other engineered tunnel regions are disclosed.Type: ApplicationFiled: June 1, 2022Publication date: December 7, 2023Inventors: Jae Young Ahn, Terry Hyunsik Kim, Manzar Siddik
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Patent number: 11812459Abstract: Disclosed is a wireless communication system using multiple transmission and reception points. In a wireless communication system having a first transmission and reception point and at least one second transmission and reception point belonging to the same cell, the first transmission and reception point has a wider transmission area than the at least one second transmission and reception point, and the first transmission and reception point and the at least one second transmission and reception point generate downlink transmission signals by using the same physical layer cell ID or virtual cell IDs allocated to each terminal, and then the terminals generate uplink transmission signals by using the allocated virtual cell IDs.Type: GrantFiled: February 27, 2022Date of Patent: November 7, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Young-Jo Ko, Tae-Gyun Noh, Hee-Soo Lee, Bang-Won Seo, Jae-young Ahn