Patents by Inventor Eko Onggosanusi

Eko Onggosanusi 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).

  • Patent number: 11152979
    Abstract: To employ codebook design and signaling for multiple transmit antennas, a user equipment (UE) apparatus includes a processor and a transceiver operably connected to the processor. The transceiver is configured to receive configuration information for a channel state information (CSI) process, receive configuration information for a CSI reference signal (CSI-RS) resource; receive configuration information for a MIMO type; and receive a plurality of codebook parameters when the MIMO type is non-precoded. A base station (BS) apparatus for codebook design and signaling includes a transceiver and a processor operably connected to the transceiver. The processor is configured to configure a UE with a CSI process and a CSI-RS resource, configure the UE with a MIMO type, and cause the transceiver to transmit configuration information for the CSI process, the CSI-RS resource, and the MIMO type to the UE.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: October 19, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eko Onggosanusi, Md. Saifur Rahman, Boon Loong Ng, Young-Han Nam, Hyoungju Ji, Hoondong Noh
  • Publication number: 20210321378
    Abstract: A method for operating a user equipment (UE) comprises receiving configuration information including P>1 beam switching time (BST) values and a set of TCI states; receiving, based on the configuration information, a transmission configuration indicator (TCI) state update; determining a beam based on the TCI state update; and applying the beam for a downlink (DL) reception or an uplink (UL) transmission, at least after a duration of time from receiving the TCI state update, wherein the duration of time is determined based on the P BST values.
    Type: Application
    Filed: April 5, 2021
    Publication date: October 14, 2021
    Inventors: Md. Saifur Rahman, Eko Onggosanusi, Emad N. Farag
  • Publication number: 20210321373
    Abstract: A method for operating a user equipment (UE) comprises receiving configuration information about a transmission configuration indicator (TCI) state indication via a downlink control information (DCI), the configuration information including a set of TCI states and information for configuring the DCI from one of a downlink (DL) DCI (DL-DCI) and a DL-TCI-DCI, wherein the DL-DCI schedules a DL physical DL shared channel (PDSCH) assignment and the DL-TCI-DCI is a dedicated DCI for TCI state indication; receiving, based on the configuration information, the configured DCI; decoding the configured DCI to obtain a TCI state update; determining a receive beam based on the TCI state update; and applying the receive beam for a reception of a DL control or a DL data.
    Type: Application
    Filed: March 26, 2021
    Publication date: October 14, 2021
    Inventors: Md. Saifur Rahman, Eko Onggosanusi, Emad N. Farag
  • Patent number: 11146348
    Abstract: A method of a user equipment (UE) in a wireless communication system comprises receiving, from a base station (BS), at least one physical broadcasting channel (PBCH) symbol containing resource elements (REs) mapped for at least one demodulation reference signal (DMRS) sequence over a downlink channel; and determining DMRS REs included in the at least one PBCH symbol, wherein a synchronization signal (SS) block hypotheses is carried in the at least one DMRS sequence that is mapped into the DMRS REs, and wherein the SS block hypotheses includes at least full or partial SS block indices.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: October 12, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hongbo Si, Le Liu, Eko Onggosanusi, Youngbum Kim, Taehyoung Kim
  • Publication number: 20210314931
    Abstract: Methods and apparatuses for UL reference signal-based beam management. A method of operating a UE includes receiving configuration information for UL reference signals for beam management, source reference signals for spatial relation, and a beam report; receiving the source reference signals; and measuring a signal quality metric for the source reference signals for spatial relation. The method further includes transmitting a beam report based on measured signal quality metric and receiving, in response to the beam report, updated configuration information for the UL reference signals for beam management. The method further includes determining a time for update of the UL reference signals for beam management and transmitting the UL reference signals for beam management based on the updated configuration information at the determined time.
    Type: Application
    Filed: March 26, 2021
    Publication date: October 7, 2021
    Inventors: Emad N. Farag, Eko Onggosanusi, Md. Saifur Rahman, Aris Papasakellariou
  • Publication number: 20210314037
    Abstract: A method for operating a user equipment (UE) for an uplink (UL) transmission, comprising: receiving a configuration information including a full power mode and indicating an UL codebook, wherein: the UL codebook is one of a first codebook and a second codebook, when the full power mode is set to full power mode 1, and the UL codebook is one of the first codebook, the second codebook, and a third codebook, when the full power mode is either not provided or is set to a value other than the full power mode 1; identifying the UL codebook to use for the UL transmission based on the configuration information; and transmitting the UL transmission based on the UL codebook.
    Type: Application
    Filed: March 23, 2021
    Publication date: October 7, 2021
    Inventors: Md. Saifur Rahman, Eko Onggosanusi
  • Publication number: 20210306055
    Abstract: Methods and apparatuses for a multi-beam downlink and uplink wireless system. A method of a user equipment includes receiving configuration information for one or more transmission configuration indication (TCI) states and corresponding TCI state identifiers (IDs) and receiving one or more TCI state IDs. The method also includes determining, based on the one or more TCI state IDs, at least one of one or more first spatial domain filters for reception of one or more layers, respectively, of a downlink channel and one or more second spatial domain filters for transmission of one or more layers, respectively, of an uplink channel. The method further includes at least one of receiving the one or more layers of the downlink channel using the one or more first spatial domain filters, respectively, and transmitting the one or more layers of the uplink channel using the one or more second spatial domain filters, respectively.
    Type: Application
    Filed: March 10, 2021
    Publication date: September 30, 2021
    Inventors: Emad N. Farag, Eko Onggosanusi, Md. Saifur Rahman, Aris Papasakellariou
  • Patent number: 11134492
    Abstract: A method of a user equipment (UE) for a beam failure recovery procedure in a wireless communication system is provided. The method comprises receiving, from a base station (BS), at least one beam failure detection reference signal (RS) and at least one new candidate beam RS over a downlink channel; identifying a set of RS resources including an index for the at least one beam failure detection RS; identifying a set of RS resources including an index for the at least one new candidate beam RS; identifying a dedicated control-resource set (CORESET) received from the BS for a beam failure recovery request; transmitting, to the BS, the beam failure recovery request associated with a quality measurement of the at least one beam failure detection RS over a physical random access channel (PRACH); and receiving, from the BS, a beam failure response in response to the beam failure recovery request based on the dedicated CORESET indicated to the UE.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: September 28, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Li Guo, Md. Saifur Rahman, Eko Onggosanusi
  • Publication number: 20210297134
    Abstract: A method for operating a user equipment (UE) comprises receiving channel state information (CSI) reporting configuration information including a CSI reporting band and a frequency granularity of CSI reporting, where the CSI reporting band is within a bandwidth part (BWP) comprising M physical resource blocks (PRBs), and the frequency granularity of CSI reporting is based on whether M<N, where N is a threshold; identifying the frequency granularity of CSI reporting; generating a CSI report with the identified frequency granularity, wherein the CSI report includes at least one of a precoding matrix indicator (PMI) and a channel quality indicator (CQI); and transmitting the CSI report over an uplink (UL) channel.
    Type: Application
    Filed: February 25, 2021
    Publication date: September 23, 2021
    Inventors: Md. Saifur Rahman, Eko Onggosanusi
  • Patent number: 11128354
    Abstract: A method for operating a user equipment (UE) for channel state information (CSI) feedback in a wireless communication system is provided. The method comprises receiving, from a base station (BS), CSI reference signals (CSI-RSs) and CSI feedback configuration information, estimating a channel based on the received CSI-RSs, determining, based on the estimated channel and the CSI feedback configuration information, a number of non-zero coefficients (KlNZ) for each layer (l) of a total number of ? layers, wherein ??1 is a rank value, and a sum of the KlNZ across each of the ? layers as a total number of non-zero coefficients (KNZ), where KNZ=?L=1? KLNZ. The method further comprises transmitting, to the BS, the CSI feedback including the KNZ value over an uplink (UL) channel.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: September 21, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Md. Saifur Rahman, Eko Onggosanusi
  • Patent number: 11128362
    Abstract: A method for operating a UE for CSI reporting in a wireless communication system is provided. The method comprises receiving, from a BS, configuration information for a CSI report, the CSI report comprising a first CSI part and a second CSI part, the second CSI part including a total of KNZ non-zero coefficients across v layers, determining a priority value for each of the total of KNZ non-zero coefficients, partitioning the second CSI part into Group 0, Group 1, and Group 2 such that, based on the determined priority values of the total of KNZ non-zero coefficients, indicators to non-zero coefficients having higher priority values are included in Group 1 and indicators to non-zero coefficients having lower priority values are included in Group 2, and transmitting, to the BS over an uplink (UL) channel, UL control information (UCI) including Group 0 or (Group 0, Group 1) or (Group 0, Group 1, Group 2) of the second CSI part.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: September 21, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Md. Saifur Rahman, Eko Onggosanusi
  • Publication number: 20210281306
    Abstract: A method of a user equipment (UE) in a wireless communication system is provided. The method comprises receiving, from at least one transmission and reception point (TRP) of a group of (N) TRPs, channel status information (CSI) configuration information, determining a CSI report based on the CSI configuration information, identifying, based on the configuration information, one or more TRPs of the group of (N) TRPs to transmit the determined CSI report, and transmitting, to the one or more TRPs, the determined CSI report over an uplink channel. The determined CSI report includes a TRP indicator for selecting (M) TRPs of the group of (N) TRPs, and CSI for each of the selected (M) TRPs, wherein N is greater than one, and wherein M is greater or equal to 1, and less or equal to N.
    Type: Application
    Filed: March 22, 2021
    Publication date: September 9, 2021
    Inventors: Md Saifur Rahman, Eko Onggosanusi, Li Guo
  • Publication number: 20210274503
    Abstract: Methods and apparatuses for beam indication channel in a multi-beam system. A method of operating a user equipment includes receiving configuration information for one or more transmission configuration indication (TCI) states, associated TCI state identifiers (IDs), and a channel conveying one or more TCI state IDs and receiving the channel conveying the one or more TCI state IDs. The method also includes determining, based on the one or more TCI state IDs, one or more spatial domain filters for at least one of reception of downlink channels and transmission of uplink channels and determining a time for applying the one or more spatial domain filters. Additionally, the method includes at least one of: receiving, starting at the determined time, the downlink channels using the one or more spatial domain filters; and transmitting, starting at the determined time, the uplink channels using the one or more spatial domain filters.
    Type: Application
    Filed: February 19, 2021
    Publication date: September 2, 2021
    Inventors: Emad N. Farag, Eko Onggosanusi, Md. Saifur Rahman
  • Patent number: 11108487
    Abstract: A method of a user equipment (UE) in a wireless communication system comprises receiving, from a base station (BS), at least one physical broadcasting channel (PBCH) symbol containing resource elements (REs) mapped for at least one demodulation reference signal (DMRS) sequence over a downlink channel; and determining DMRS REs included in the at least one PBCH symbol, wherein a synchronization signal (SS) block hypotheses is carried in the at least one DMRS sequence that is mapped into the DMRS REs, and wherein the SS block hypotheses includes at least full or partial SS block indices.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: August 31, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hongbo Si, Le Liu, Eko Onggosanusi, Youngbum Kim, Taehyoung Kim
  • Publication number: 20210266046
    Abstract: A method of a user equipment (UE) in a wireless communication system is provided, the method comprises receiving, from a base station (BS), configuration information including a number of total beam quantities (N) and a number of selected beam quantities (L), wherein L?N; calculating an index indicating L selected beam quantities out of N total beam quantities based on the configuration information and a predefined mapping table including combinatorial binomial coefficient values, C ? ( x , y ) = ( x y ) (i.e., x choose y); and transmitting, to the BS, the index indicating the L selected beam quantities.
    Type: Application
    Filed: May 17, 2021
    Publication date: August 26, 2021
    Inventors: Md Saifur Rahman, Eko Onggosanusi
  • Publication number: 20210258059
    Abstract: Methods and apparatuses for interference measurement. A method for operating a user equipment (UE) includes receiving configuration information on at least three reference signal (RS) resources. Two of the at least three RS resources correspond to channel state information interference measurement (CSI-IM) resources. The method further includes measuring interference based on the CSI-IM resources, calculate a beam metric based on the measured interference, and transmitting the beam metric.
    Type: Application
    Filed: February 5, 2021
    Publication date: August 19, 2021
    Inventors: Eko Onggosanusi, Md. Saifur Rahman, Emad N. Farag
  • Patent number: 11096066
    Abstract: A method of a user equipment (UE) for beam management in a wireless communication system is provided. The method comprises receiving, from a base station (BS), a downlink message comprising configuration information that includes a direction of Tx beam and a pattern of the beam sweeping of a set of transmit (Tx) beams for sounding reference signals (SRSs); determining information comprising the direction of the Tx beam and the pattern of the beam sweeping of the set of Tx beams; and transmitting, to the BS, an uplink message including a number of the SRSs for the beam management of the set of Tx beams in accordance with the configuration information.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: August 17, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Li Guo, Eko Onggosanusi
  • Patent number: 11095346
    Abstract: Channel state information (CSI) feedback in a wireless communication system is disclosed. A precoding matrix is generated for multi-antenna transmission based on precoding matrix indicator (PMI) feedback, wherein the PMI indicates a choice of precoding matrix derived from a matrix multiplication of two matrices from a first codebook and a second codebook. In one embodiment, the first codebook comprises at least a first precoding matrix constructed with a first group of adjacent Discrete-Fourier-Transform (DFT) vectors. In another embodiment, the first codebook comprises at least a second precoding matrix constructed with a second group of uniformly distributed non-adjacent DFT vectors.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: August 17, 2021
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Eko Onggosanusi, Runhua Chen, Ralf Bendlin
  • Patent number: 11095345
    Abstract: Methods and apparatuses enabling uplink multiple-input multiple-output (MIMO) are provided. A user equipment (UE) includes a transceiver and a processor operably connected to the transceiver. The transceiver is configured to receive an uplink (UL) grant for an UL transmission. The processor is configured to decode a precoding information field in downlink control information (DCI) associated with the UL grant. The precoding information field includes at least one precoding matrix indicator (PMI) corresponding to a plurality of precoders. The transceiver is further configured to precode a data stream according to the precoders indicated by the precoding information field and transmit the precoded data stream on an UL channel.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: August 17, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eko Onggosanusi, Md. Saifur Rahman, Aris Papasakellariou, Boon Loong Ng
  • Patent number: 11088740
    Abstract: A base station selects a subset of at least one geographically separated antennas for each of the plurality of user equipments. The base station forms at least layer of data stream including modulated symbols, precodes the data stream via multiplication with the NT-by-N precoding matrix where N is the number of said layers and NT is the number of transmit antenna elements and transmits the precoded layers of data stream to the user equipment via the selected geographically separated antennas. The base station signals the subset of the plurality of geographically separated antennas via higher layer Radio Resource Control or via a down link grant mechanism. The base station optionally does not signal the subset of the plurality of geographically separated antennas to the corresponding mobile user equipment.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: August 10, 2021
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Eko Onggosanusi, Vikram Chandrasekhar, Runhua Chen