Patents by Inventor Ameha Tsegaye ABEBE

Ameha Tsegaye ABEBE 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).

  • Publication number: 20240172248
    Abstract: The present disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data rate. A method performed by a user equipment (UE) in a wireless communication system is provided. The method may include: receiving, from a base station (BS), a radio resource control (RRC) message including a parameter associated with using a start symbol of a physical downlink control channel (PDCCH) monitoring occasion as a reference of a start and length identifier value (SLIV); determining, based on the parameter, when a physical downlink shared channel (PDSCH) is scheduled by downlink control information (DCI) transmitted via repetitive first PDCCH candidate and second PDCCH candidate, a reference symbol associated with a start symbol of the PDSCH by using the second PDCCH candidate starting after the first PDCCH candidate; and receiving, based on the reference symbol, downlink data via the PDSCH from the BS.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 23, 2024
    Inventors: Youngrok JANG, Ameha Tsegaye ABEBE, Seongmok LIM, Hyoungju JI
  • Publication number: 20240137179
    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure relates to the field of 5G communication networks and more particularly to the behaviour of user equipment (UE) towards selecting a default beam and pathloss reference signal (PL-RS) for the transmission of physical uplink control channel (PUCCH).
    Type: Application
    Filed: March 13, 2022
    Publication date: April 25, 2024
    Inventors: Ameha Tsegaye ABEBE, Dhivagar BASKARAN, Youngrok JANG, Younsun KIM, Seongmok LIM, Hyoungju JI
  • Publication number: 20240121063
    Abstract: A method performed by a terminal in a wireless communication system is provided. The method includes receiving, from a base station, first information indicating at least one DMRS type, via an RRC signaling, receiving, from the base station, second information indicating whether to activate an enhanced DMRS type corresponding to the at least one DMRS type, via a MAC-CE signaling, and in case that the second information indicates activation of the enhanced DMRS type, receiving, from the base station, a PDSCH or transmitting, to the base station, a PUSCH based on the enhanced DMRS type.
    Type: Application
    Filed: April 26, 2023
    Publication date: April 11, 2024
    Inventors: Youngrok JANG, Kyungjun CHOI, Ameha Tsegaye ABEBE, Seongmok LIM, Hyoungju JI
  • Publication number: 20240113757
    Abstract: Embodiments herein provide a method for channel state information (CSI) prediction by a user equipment (UE) in a wireless network. The method comprises determining a CSI; inputting the determined CSI to at least one machine learning (ML) based CSI prediction model to obtain at least one predicted precoder; encoding the at least one predicted precoder into at least one bit stream using at least one ML based CSI encoding model or at least one non-ML based CSI encoding model; and transmitting the at least one encoded bit stream to a network apparatus in the wireless network for the ML based CSI prediction at the network apparatus.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 4, 2024
    Inventors: Ashwini KUMAR, Ameha Tsegaye ABEBE, Ashok Kumar Reddy CHAVVA, Sripada KADAMBAR
  • Publication number: 20240073923
    Abstract: The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method performed by a user equipment (UE) in a wireless communication system is provided. The method comprises receiving, from a base station, downlink control information (DCI) including a sounding reference signal resource set indicator (SRSI), two sounding reference signal resource indicator (SRI) fields, and two transmission precoding matrix indicator (TPMI) fields and transmitting, to the base station, a physical uplink shared channel (PUSCH) based on the DCI.
    Type: Application
    Filed: August 11, 2023
    Publication date: February 29, 2024
    Inventors: Seongmok LIM, Kyoungmin PARK, Ameha Tsegaye ABEBE, Youngrok JANG, Hyoungju JI, Kyungjun CHOI
  • Publication number: 20240056156
    Abstract: A method performed by a UE in a wireless communication system includes receiving configuration information on a CSI report including information on a codebook subset restriction, the codebook subset restriction being configured to each TRP of a plurality of TRPs performing coherent joint transmission or to a subset of the plurality of TRPs based on the information, measuring CSI based on at least one CSI-RS resource, and transmitting the CSI based on the codebook subset restriction.
    Type: Application
    Filed: August 10, 2023
    Publication date: February 15, 2024
    Inventors: Ameha Tsegaye ABEBE, Younsun KIM, Seongmok LIM, Youngrok JANG, Kyungjun CHOI
  • Publication number: 20240049235
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Specifically, the disclosure provides a method and a device for an uplink transmission procedure in consideration of simultaneous transmission via multiple panels. Methods and devices are provided in which first downlink control information (DCI) scheduling a first physical uplink shared channel (PUSCH) and second DCI scheduling a second PUSCH, are received. The first PUSCH and the second PUSCH are simultaneous transmissions across multi panels (STxMP). Third DCI is received that indicates a physical uplink control channel (PUCCH) that overlaps the first PUSCH and the second PUSCH. A PUSCH is identified, from among the first PUSCH and the second PUSCH, that is associated with a control resource set (CORESET) pool index for the third DCI. Uplink control information (UCI) is transmitted by multiplexing the UCI in the identified PUSCH.
    Type: Application
    Filed: July 28, 2023
    Publication date: February 8, 2024
    Inventors: Seongmok LIM, Kyoungmin PARK, Ameha Tsegaye ABEBE, Youngrok JANG, Hyoungju JI, Kyungjun CHOI
  • Publication number: 20240049227
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The disclosure relates to operations of a user equipment (UE) and a base station. Specifically, the disclosure relates to a method for transmitting or receiving data or a reference signal in a wireless communication system and an apparatus performing the method.
    Type: Application
    Filed: August 4, 2023
    Publication date: February 8, 2024
    Inventors: Youngrok JANG, Kyoungmin PARK, Kyungjun CHOI, Ameha Tsegaye ABEBE, Seongmok LIM, Hyoungju JI
  • Publication number: 20230412227
    Abstract: A method by which a user equipment (UE) including an encoder transmits or receives information for artificial intelligence (AI) based channel state information (CSI) feedback in a wireless communication system. The method may include receiving a CSI report configuration message from a base station (BS), generating compressed CSI feedback data through the encoder based on the CSI report configuration information and generating side information relating to the compressed CSI feedback data, and transmitting the compressed CSI feedback data and the side information to the BS.
    Type: Application
    Filed: June 20, 2023
    Publication date: December 21, 2023
    Inventors: Ameha Tsegaye ABEBE, Hyoungju JI, Kyoungmin PARK, Seongmok LIM, Yeongeun LIM, Youngrok JANG
  • Publication number: 20230344576
    Abstract: The present disclosure relates to a 5G or 6G communication system for supporting higher data transmission rates. According to an embodiment of the present disclosure, provided is a method performed in a communication system by a terminal.
    Type: Application
    Filed: January 18, 2022
    Publication date: October 26, 2023
    Inventors: Seongmok LIM, Youngrok JANG, Ameha Tsegaye ABEBE, Hyoungju JI
  • Publication number: 20230345498
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The disclosure may include receiving, from a base station, configuration information related to a control channel, the configuration information related to the control channel including first control resource set information and first search space information, and second control resource set information and second search space information, and receiving, from the base station, a signal of physical downlink control channel (PDCCH) repetition transmission, based on the configuration information related to the control channel, the first search space information may include a first bitmap related to a frequency location, and the second search space information may include a second bitmap related to a frequency location.
    Type: Application
    Filed: April 20, 2023
    Publication date: October 26, 2023
    Inventors: Youngrok JANG, Kyungjun CHOI, Ameha Tsegaye ABEBE, Seongmok LIM, Hyoungju JI
  • Publication number: 20230262614
    Abstract: The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. Disclosed is a method performed by a terminal in a communication system, including identifying a power headroom report (PHR), transmitting the PHR, and receiving uplink (UL) scheduling information related to the PHR, wherein the PHR is related to one power headroom value based on multiple panels of the terminal.
    Type: Application
    Filed: February 13, 2023
    Publication date: August 17, 2023
    Inventors: Kyoungmin PARK, Ameha Tsegaye ABEBE, Seongmok LIM, Youngrok JANG, Hyoungju JI
  • Publication number: 20230239091
    Abstract: The disclosure relates to a 5th generation (5G) communication system or a 6th generation (6G) communication system for supporting higher data rates beyond a 4th generation (4G) communication system such as long term evolution (LTE). A method of a user equipment in a wireless communication system is provided. The method includes receiving, a configuration information for a plurality of transmission configuration indicator (TCI) state including a first TCI state of a first type for a control resource set (CORESET) and a second TCI state of a second type which is different from a first type, receiving, a physical downlink control channel (PDCCH) based on the first TCI state, the first DCI including information indicating the first TCI state for a first physical downlink shared channel (PDSCH) scheduled to be transmitted from a first transmission reception point (TRP) and information indicating a second TCI state for a second PDSCH scheduled to be transmitted from a second TRP.
    Type: Application
    Filed: January 26, 2023
    Publication date: July 27, 2023
    Inventors: Kyoungmin PARK, Ameha Tsegaye ABEBE, Seongmok LIM, Youngrok JANG, Hyoungju JI
  • Publication number: 20230217442
    Abstract: The present disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE). More specifically, a method performed by a user equipment (US) in a wireless communication system is provided, the method including transmitting, to a base station (BS), at least one first physical uplink shared channel (PUSCH) of a PUSCH repetition based on at least one first unified transmission configuration indicator (TCI) state, receiving, from the BS, downlink control information (DCI) including information indicating at least one second unified TCI state, and performing an operation for at least one second PUSCH of the PUSCH repetition based on the information, wherein the at least one second PUSCH of the PUSCH repetition is after a beam application time (BAT) from a physical uplink control channel (PUCCH) for the DCI.
    Type: Application
    Filed: January 4, 2023
    Publication date: July 6, 2023
    Inventors: Youngrok Jang, Kyoungmin Park, Ameha Tsegaye Abebe, Seongmok Lim, Hyoungju Ji
  • Publication number: 20230208493
    Abstract: The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method performed by a user equipment (UE) in a communication system is provided. The method includes transmitting, to a base station, capability information indicating a capability for state information (CSI) report with Doppler information, receiving, from the base station, configuration enabling a time correlated CSI report, obtaining the time correlated CSI report including precoding matrix indicator (PMI) indicating the Doppler information based on one or more CSI-reference signals (CSI-RS), and transmitting the time correlated CSI report to the base station.
    Type: Application
    Filed: December 28, 2022
    Publication date: June 29, 2023
    Inventors: Ameha Tsegaye ABEBE, Hyoungju JI, Younsun KIM, Youngrok JANG, Kyungjun CHOI
  • Publication number: 20230209527
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting upper data rates. Provided are a beam control method performed by a terminal in a wireless communication system. The method includes receiving, from a base station, configuration information including a time interval and transmission configuration information (TCI) state information corresponding to the time interval; and performing beam control, based on the TCI state information during the time interval.
    Type: Application
    Filed: December 22, 2022
    Publication date: June 29, 2023
    Inventors: Youngrok JANG, Hyoungju JI, Kyungjun CHOI, Ameha Tsegaye ABEBE, Seongmok LIM
  • Publication number: 20230208607
    Abstract: A method performed by a terminal in a TDD communication system is provided. The method includes identifying that the terminal supports half-DuplexTDD-CA-SameSCS capability, identifying that directionalCollisionHandling is configured as ‘enabled’ for a set of serving cells among multiple serving cells including a first serving cell and a second serving cell, in case that the terminal is not capable of simultaneous reception and transmission on the first and second serving cells, identifying that the terminal is not configured to monitor a PDCCH for DCI format 2_0 on any of the multiple serving cells, identifying a first carrier of the first serving cell not configured for a PUCCH/PUSCH, and in case that a SRS on the first carrier and a physical channel on a second carrier of the second serving cell collide and directionalCollisionHandling is configured as ‘enabled’, applying a priority rule for the SRS transmission and then a procedure for the directional collision handling.
    Type: Application
    Filed: October 6, 2022
    Publication date: June 29, 2023
    Inventors: Seongmok LIM, Kyungjun CHOI, Ameha Tsegaye ABEBE, Youngrok JANG, Hyoungju JI
  • Publication number: 20230198712
    Abstract: The disclosure relates to a 5th generation (5G) communication system or a 6th generation (6G) communication system for supporting higher data rates beyond a 4th generation (4G) communication system such as long term evolution (LTE). In accordance with an aspect of the disclosure, a method performed by a user equipment (UE) in a communication system is provided. The method includes transmitting, to a base station, capability information indicating a capability for time correlated channel state information (CSI) report, receiving, from the base station, configuration for the time correlated CSI report, obtaining N CSI reports based on one or more CSI-reference signals (CSI-RS), the N CSI reports being applied to N time intervals, transmitting the N CSI reports to the base station.
    Type: Application
    Filed: December 20, 2022
    Publication date: June 22, 2023
    Inventors: Ameha Tsegaye ABEBE, Junyung YI, Seongmok LIM, Yeongeun LIM, Youngrok JANG, Hyoungju JI
  • Patent number: 11658713
    Abstract: The disclosure relates to a communication technique of combining a 5G communication system to support a higher data transfer rate than in a 4G system with IoT technology, and a system thereof. The disclosure provides a terminal in a wireless communication system. The terminal includes at least one processor configured to: obtain a codebook set for the terminal; generate uplink signals by using a plurality of codebooks of the codebook set; and control at least one transceiver to transmit the uplink signals to a base station. A first uplink signal of a first resource among the uplink signals is generated based on a codeword of a first codebook among codebooks and a second uplink signal of a second resource adjacent to the first resource among the uplink signals is generated based on a codeword of a second codebook which is different from the first codebook among codebooks.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: May 23, 2023
    Assignees: Samsung Electronics Co., Ltd., Korea University Research & Business Foundation
    Inventors: Byungju Lee, Chung Gu Kang, Ameha Tsegaye Abebe, Hyojin Lee
  • Publication number: 20230114410
    Abstract: The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method performed by a terminal in a wireless communication system includes receiving, from a base station, channel state information (CSI) report configuration information including a channel quality indicator (CQI) table-related parameter, identifying a CQI table to be used based on the CQI table-related parameter, and transmitting, to the base station, a CQI index using the CQI table. A maximum modulation scheme of the CQI table is 4096 quadrature amplitude modulation (QAM).
    Type: Application
    Filed: September 30, 2022
    Publication date: April 13, 2023
    Inventors: Youngrok JANG, Seho MYUNG, Ameha Tsegaye ABEBE, Seongmok LIM, Hyoungju JI