Patents by Inventor Youn-Hyoung Heo

Youn-Hyoung Heo 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).

  • Random access procedure for enhanced coverage support
    Patent number: 10849163
    Abstract: Embodiments described herein relate generally to a communication between a user equipment (UE) and an evolved Node B (eNB) that are both running in Enhanced Coverage (EC) mode. The UE and eNB may communicate in a contention-based random access procedure having an EC level that may be used to determine the number of times an RA preamble may be sent, and one or more RA response opportunity windows that may be used to receive one or more RA responses. Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: November 24, 2020
    Assignee: Apple Inc.
    Inventors: Marta Martinez Tarradell, Hyung-Nam Choi, Debdeep Chatterjee, Richard Burbidge, Youn Hyoung Heo, Umesh Phuyal
  • User equipment measurements for new radio
    Patent number: 10848231
    Abstract: Methods, systems, and storage media are described for user equipment (UE) measurements for new radio (NR). Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: November 24, 2020
    Assignee: Apple Inc.
    Inventors: Jie Cui, Candy Yiu, Rui Huang, Yang Tang, Shuang Tian, Youn Hyoung Heo
  • SIGNALING FOR RESOURCE ALLOCATION AND SCHEDULING IN 5G-NR INTEGRATED ACCESS AND BACKHAUL
    Publication number: 20200359228
    Abstract: Embodiments of apparatus and methods for signaling for resource allocation and scheduling in 5G-NR integrated access and backhaul are generally described herein. In some embodiments, User Equipment configured for reporting a channel quality indicator (CQI) index in a channel state information (CSI) reference resource assumes a physical resource block (PRB) bundling size of two PRBs to derive the CQI index.
    Type: Application
    Filed: May 9, 2019
    Publication date: November 12, 2020
    Inventors: Alexander Sirotkin, Alexei Davydov, Andrey Chervyakov, Anthony Lee, Avik Sengupta, Bharat Shrestha, Candy Yiu, Chang Hong Shan, Dae Won Lee, Dawei Ying, Debdeep Chatterjee, Farid Adrangi, Gang Xiong, Geng Wu, Gregory Morozov, Hassan Ghozlan, Hong He, Honglei Miao, Hua Li, Jaemin Han, Jeongho Jeon, Jie Cui, Jing Zhu, Joey Chou, Joonbeom Kim, Joonyoung Cho, Kathiravetpillai Sivanesan, Lu Lu, May Wu, Naveen Palle, Puneet Jain, Qian Li, Richard C. Burbidge, Robert Zaus, Rui Huang, Satish Chandra Jha, Seau S. Lim, Sergey Panteleev, Song Noh, Yaser M. Fouad, Yi Guo, Yizhi Yao, Yongjun Kwak, Youn Hyoung Heo, Yuhan Zhou, Yujian Zhang, Yushu Zhang
  • DYNAMICAL TIME DIVISION DUPLEX UPLINK AND DOWNLINK CONFIGURATION IN A COMMUNICATIONS NETWORK
    Publication number: 20200359388
    Abstract: A technology is disclosed for an evolved Node B (eNB) operable to transmit a physical downlink control channel (PDCCH) to a user equipment (UE). The eNB can determine a set of configuration indication fields numbered 1 to N, included in a downlink control information (DCI) format Y carried on the PDCCH, where N = ? L format ? ? Y M ? , Lformat Y is equal to a payload size of the DCI format Y, and M is a number of bits of each configuration indication field. The eNB can map the DCI format Y onto the PDCCH. The eNB can transmit to the UE the PDCCH with a cyclic redundancy check (CRC) scrambled by an enhanced interference mitigation and traffic adaptation (eIMTA) Radio-Network Temporary Identifier (RNTI) for the UE.
    Type: Application
    Filed: April 24, 2020
    Publication date: November 12, 2020
    Inventors: Hong He, Jong-Kae Fwu, Alexey Khoryaev, Youn Hyoung Heo
  • System and method for multi-carrier network operation
    Patent number: 10826658
    Abstract: Methods, devices, and systems for multi-carrier network operation are disclosed. In one embodiment, a method of performing channel scrambling in a multi-carrier network, wherein the multi-carrier network includes a first component carrier (“CC”) and a second CC between a base station and a user equipment (“UE”) comprises receiving a Cell Radio Network Temporary Identifier (“C-RNTI”) and a cell identification (“ID”) for at least one of the first CC and the second CC; and using the RNTI and the cell ID to perform scrambling of information transmitted on at least one of the first CC and the second CC.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: November 3, 2020
    Assignee: BlackBerry Limited
    Inventors: Mo-Han Fong, Sean Michael McBeath, Youn Hyoung Heo, Jun Li, Hua Xu
  • Method and apparatus for transmitting and receiving control channels by restricting a set of the control channels in wireless communication system
    Patent number: 10827481
    Abstract: A method and apparatus are provided for transmitting and receiving control information in a wireless communication system. A method in a base station includes transmitting, to a terminal, information associated with a number of Control Channel Elements (CCEs) included in control channels; identifying a set of control channel candidates based on an IDentifier (ID) of the terminal and the information associated with the number of CCEs, wherein each control channel candidate includes one, two, four, or eight CCEs; selecting at least one control channel candidate from among the set of control channel candidates; and transmitting the control information to the terminal via the selected at least one control channel candidate.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: November 3, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yong-Jun Kwak, Hwan-Joon Kwon, Joon-Young Cho, Ju-Ho Lee, Jin-Kyu Han, Youn-Hyoung Heo, Ping Wang
  • Received signal strength indicator measurement for licensed assisted access
    Patent number: 10812203
    Abstract: In a Long-Term Evolution Licensed Assisted Access (LTE-LAA) environment, Received Signal Strength Indicator (RSSI) measurements may be taken by a User Equipment (UE) outside of transmission bursts of cells in the LTE-LAA environment. For example, a serving cell may indicate transmission burst timing, of the serving cell, via Radio Resource Control (RRC) signaling. Non-serving cells may align transmission burst timing with the outputting of a Discovery Reference Signal (DRS). The serving cell may provide DRS configuration information, which may indicate the timing of the DRS of the non-serving cells. The UE may use the DRS configuration information to measure the RSSI of the non-serving cells outside of their transmission bursts.
    Type: Grant
    Filed: December 26, 2015
    Date of Patent: October 20, 2020
    Assignee: Apple Inc.
    Inventors: Youn Hyoung Heo, Hwan Joon Kwon
  • User equipment measurements for new radio
    Patent number: 10812169
    Abstract: Methods, systems, and storage media are described for user equipment (UE) measurements for new radio (NR). Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: October 20, 2020
    Assignee: Apple Inc.
    Inventors: Jie Cui, Candy Yiu, Rui Huang, Yang Tang, Shuang Tian, Youn Hyoung Heo
  • User Equipment Controlled Mobility in an Evolved Radio Access Network
    Publication number: 20200329427
    Abstract: Briefly, in accordance with one or more embodiments, a user equipment (UE) may enter into an E-UTRAN Routing Area Paging Channel state, and is configured with an E-UTRAN Routing Area and an Anchor identifier to identify an anchor evolved Node B (eNB) for the UE. The UE selects to a new cell without performing a handover procedure, and performs a cell update procedure. The UE also may enter into a Cell Update Connected state, and is configured with an Anchor identifier. The UE selects to a new cell, performs a cell update procedure, performs a buffer request procedure, and performs a cell update procedure to download buffered data and to perform data transmission with the new cell.
    Type: Application
    Filed: June 25, 2020
    Publication date: October 15, 2020
    Inventors: Alexandre S. Stojanovski, Ana Lucia A. Pinheiro, Richard C. Burbidge, Candy Yiu, Youn Hyoung Heo, Sangeetha L. Bangolae
  • Systems, methods, and devices for proximity services for multi-carrier capable mobile devices
    Patent number: 10805926
    Abstract: A user equipment (UE) is configured to perform cell selection and camp on a first cell in a first frequency resource. The UE is configured to determine that proximity services are supported in a second frequency resource. The first and second wireless frequency resources are within licensed spectrums corresponding to one or more mobile communications networks. The UE is configured to start device-to-device communication on the second frequency resource and send, with the transceiver, a device-to-device message in the second frequency resource. The device-to-device message includes one of a device-to-device discovery message and a device-to-device communication message.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: October 13, 2020
    Assignee: APPLE INC.
    Inventors: Youn Hyoung Heo, Richard C. Burbidge, Hong He, Mo-Han Fong
  • USER EQUIPMENT POSITIONING USING PRSS FROM A PLURALITY OF TRPS IN A 5G-NR NETWORK
    Publication number: 20200322756
    Abstract: Embodiments of a Next Generation Node-B (gNB) and User Equipment (UE) are generally described herein. The gNB may transmit control signaling to configure transmission of position reference signals (PRSs) by a plurality of transmit-receive points (TRPs). The gNB may receive, from the UE, for each of the TRPs, a set of signal location parameters (SLPs). The gNB may perform an iterative process to estimate a position of the UE. For a current iteration, the gNB may: determine a current estimate of the position of the UE based on a current plurality of sets of SLPs; and determine a cost function for each of the current plurality of sets of SLPs. The gNB may determine, based on the cost functions, a next plurality of sets of SLPs for a next estimate of the position of the UE.
    Type: Application
    Filed: March 17, 2020
    Publication date: October 8, 2020
    Inventors: Sergey Sosnin, Alexey Khoryaev, Sergey Panteleev, Mikhail Shilov, Dmitry Belov, Gang Xiong, Hwan-Joon Kwon, Yushu Zhang, Yongjun Kwak, Seunghee Han, Alexander Sirotkin, Candy Yiu, Carlos Aldana, Qian Li, Youn Hyoung Heo
  • DISCONTINUOUS RECEPTION (DRX) ENHANCEMENTS IN LTE SYSTEMS
    Publication number: 20200314679
    Abstract: Embodiments of a system and method for providing DRX enhancements in LTE systems are generally described herein. In some embodiments, a system control module is provided for controlling communications via a communications interface. A processor is coupled to the system control module and is arranged to implement an inactivity timer and an on-duration timer for determining an active time for monitoring subframes on the physical downlink control channel for control signals, the processor further monitoring subframes after the active time.
    Type: Application
    Filed: March 5, 2020
    Publication date: October 1, 2020
    Inventors: Youn Hyoung Heo, Yujian Zhang, Jong-Kae Fwu
  • Timer configuration techniques for coverage enhancement
    Patent number: 10791588
    Abstract: Technology for user equipment (UE) and evolved NobeB (eNB) to support enhanced coverage is disclosed. If both the UE and eNodeB provide support for a first and second coverage enhancement (CE) mode, one or more timers of the UE, eNB and a core network (CN) can 5 be configured according to an extended timer range. However, if either the UE or the eNB does not provide support for both the first and second CE modes, the one or more timers of the UE, eNB and CN are configured according to a legacy timer range.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: September 29, 2020
    Assignee: APPLE INC.
    Inventors: Marta Martinez Tarradell, Richard Burbidge, Hyung-Nam Choi, Seau Lim, Youn Hyoung Heo, Robert Zaus
  • USER EQUIPMENT (UE), EVOLVED NODE-B (ENB) AND METHODS FOR A PACKET CONVERGENCE AND LINK CONTROL (PCLC) LAYER
    Publication number: 20200305225
    Abstract: Embodiments of a User Equipment (UE), Evolved Node-B (eNB) and methods for communication in accordance with a packet convergence and link control (PCLC) layer are generally described herein. The UE may receive, from a Fifth Generation (5G) eNB, a first group of medium access control (MAC) protocol data units (PDUs) that include PCLC PDUs. In accordance with PCLC sequence numbers (SNs), the UE may reorder the PCLC PDUs and may decipher the PCLC PDUs. The UE may receive, from a legacy eNB, a second group of MAC PDUs that include packet data convergence protocol (PDCP) PDUs encapsulated in radio link control (RLC) PDUs. The UE may reorder the RLC PDUs based on RLC SNs and may decipher the RLC PDUs based on PDCP SNs that are exclusive to the RLC SNs.
    Type: Application
    Filed: September 16, 2016
    Publication date: September 24, 2020
    Inventors: Yujian Zhang, Mo-Han Fong, Youn Hyoung Heo, Richard C. Burbidge, Umesh Phuyal, Candy Yiu, Hong He, Sudeep K. Palat
  • Methods of beam management and beam selection based on measurement reporting in new radio (NR) systems
    Patent number: 10784947
    Abstract: Embodiments of a User Equipment (UE), Next Generation Node-B (gNB) and methods of communication are generally described herein. The UE receive training signals from a plurality of transmit-receive points (TRPs) associated with the gNB. Each training signal may comprise a reference signal resource identifier (ID) to indicate a corresponding TRP and a corresponding transmit direction of a plurality of transmit directions. The UE may, for each transmit direction of the plurality of transmit directions, determine an average signal quality measurement based on individual signal quality measurements in multiple receive directions. The UE may select, for reporting to the gNB, a subset of the average signal quality measurements to ensure that the average signal quality measurements excluded from the subset are less than or equal to a minimum value of the average signal quality measurements in the subset.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: September 22, 2020
    Assignee: Apple Inc.
    Inventors: Yang Tang, Shuang Tian, Andrey Chervyakov, Jie Cui, Hua Li, Dmitry Belov, Carlos Cordeiro, Geng Wu, Jeongho Jeon, Puneet Jain, Qian Li, Youn Hyoung Heo, Anthony Lee, Seau S. Lim
  • System information change notification techniques for wireless communications networks
    Patent number: 10779224
    Abstract: System information change notification techniques for wireless communication networks are described. In one embodiment, for example, an apparatus may comprise a memory and logic, at least a portion of which is implemented in circuitry coupled to the memory, the logic to determine to perform a system information (SI) update procedure at user equipment (UE), identify, based on an SI change indication, one or more SI messages from which to acquire system information blocks (SIBS) according to the SI update procedure, and acquire at least one SIB from each of the one or more SI messages for storage at the UE. Other embodiments are described and claimed.
    Type: Grant
    Filed: September 26, 2016
    Date of Patent: September 15, 2020
    Assignee: Apple Inc.
    Inventors: Marta Martinez Tarradell, Debdeep Chatterjee, Hyung-Nam Choi, Richard C. Burbidge, Youn Hyoung Heo
  • User equipment and methods of bearer operation for carrier aggregation
    Patent number: 10779297
    Abstract: Embodiments of a User Equipment (UE) to support dual-connectivity with a Master Evolved Node-B (MeNB) and a Secondary eNB (SeNB) are disclosed herein. The UE may receive downlink traffic packets from the MeNB and from the SeNB as part of a split data radio bearer (DRB). At least a portion of control functionality for the split DRB may be performed at each of the MeNB and the SeNB. The UE may receive an uplink eNB indicator for an uplink eNB to which the UE is to transmit uplink traffic packets as part of the split DRB. Based at least partly on the uplink eNB indicator, the UE may transmit uplink traffic packets to the uplink eNB as part of the split DRB. The uplink eNB may be selected from a group that includes the MeNB and the SeNB.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: September 15, 2020
    Assignee: Apple Inc.
    Inventors: Yujian Zhang, Youn Hyoung Heo
  • Layer 2 Relay Protocols and Mobility Relay Method
    Publication number: 20200288511
    Abstract: There is are provided methods and apparatus relating to layer 2 relaying and mobility using a sidelink interface, including a remote user equipment (UE) for use in a wireless communication network, the UE comprising: a device to network (D2N) entity, a device to device (D2D) entity, and control logic to: receive a service data unit derived from an IP packet direct the service data unit to the D2N entity for communication with an eNB using a Uu interface in a first mode of operation, and direct the service data unit to the D2D entity for communication with the eNB via a first relay UE using a sidelink interface in a second, relay, mode of operation.
    Type: Application
    Filed: March 20, 2020
    Publication date: September 10, 2020
    Inventors: Richard Burbidge, Sangeetha L. Bangolae, Youn Hyoung Heo, Kyeongin Jeong, Jaemin Han, Mo-han Fong
  • COMMUNICATION NETWORK APPARATUS FOR UPLINK SCHEDULING
    Publication number: 20200288494
    Abstract: An apparatus to be used in a UE in a mobile communication network to communicate with a base station, includes a memory configured to store a RRC message, and processing circuitry configured to decode the RRC message to obtain BWP configuration information and mapping information, identify one or more UL BWPs and one or more DL BWPs within a carrier bandwidth per Serving Cell based on the BWP configuration information, identify one or more SR configurations which a LCH is mapped to for the UL BWPs based on the mapping information, the LCH being mapped to none or one SR configuration for each of the UL BWPs, identify activation of a UL BWP of the UL BWPs, and encode an SR on a PUCCH based on a SR configuration for the UL BWP.
    Type: Application
    Filed: September 28, 2018
    Publication date: September 10, 2020
    Inventors: Youn Hyoung HEO, Bharat SHRESTHA, Yujian ZHANG
  • Increased carrier monitoring
    Patent number: 10771203
    Abstract: A user equipment (UE) operable to perform inter-frequency measurements is disclosed. The UE can decode an information element (IE) received from an eNodeB. The UE can determine whether the IE received from the eNodeB includes a reduced measurement performance field. The UE can determine that a neighboring inter-frequency is configured for a reduced measurement performance when the reduced measurement performance field is included in the IE.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: September 8, 2020
    Assignee: APPLE INC.
    Inventors: Candy Yiu, Yang Tang, Hyung-Nam Choi, Richard Burbidge, Youn Hyoung Heo