Patents by Inventor Boon Loong Ng

Boon Loong Ng 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: 20220294511
    Abstract: An electronic device and methods for performing beam management (BM) in systems with antenna arrays capable of operating in combined radar and communication modes are disclosed herein. The electronic device comprises a processor and a plurality of antenna elements configured to operate in a first mode, in which the antenna elements are used for communications with beamforming, and a second mode, in which at least two of the antenna elements are used for radar and the remainder are used for the communications. The processor is configured to perform a mode switch on the antenna elements to switch between the first mode and the second mode, determine, after the mode switch, a new beam to use during a first BM cycle, perform, using the new beam, the first BM cycle to obtain signal quality measurements, and perform a second BM cycle using an updated beam based on the signal quality measurements.
    Type: Application
    Filed: November 10, 2021
    Publication date: September 15, 2022
    Inventors: Anum Ali, Boon Loong Ng, Jianhua Mo, Vutha Va
  • Patent number: 11442550
    Abstract: An electronic device and a method for gesture recognition are disclosed. The electronic device includes a radar transceiver and a processor operably connected to the radar transceiver. The processor is configured to detect a triggering event. In response to detecting the triggering event, the processor is configured to transmit, via the radar transceiver, radar signals. The processor is also configured to identify a gesture from reflections of the radar signals received by the radar transceiver. The processor is further configured to determine whether the gesture is associated with the triggering event. Based on determining that the gesture is associated with the triggering event, the processor is configured to perform an action indicated by the gesture.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: September 13, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Wenxun Qiu, Boon Loong Ng, Han Wang, Khuong N. Nguyen
  • Publication number: 20220283321
    Abstract: A system and method for an indoor position localization of a target device is provided. A network comprising a server and a plurality of anchors is configured to fuse two radio technologies to estimate a location of the target device within an indoor facility. The method includes obtaining, via a first radio technology, a first candidate location of a target device. The method also includes obtaining, via a second radio technology, a plurality of second candidate locations of the target device. The method further includes selecting one of the second candidate locations as an estimated position of the target device based on a proximity of each of the second candidate locations to the first candidate location.
    Type: Application
    Filed: February 28, 2022
    Publication date: September 8, 2022
    Inventors: Boon Loong Ng, Jianzhong Zhang
  • Publication number: 20220272566
    Abstract: Embodiments of the present disclosure provide methods and apparatuses for requesting traffic characteristics in a wireless network. The apparatuses include a wireless station (STA) device comprising a transceiver and a processor operably coupled to the transceiver. The transceiver is configured to transmit and receive signals. The processor is configured to generate a traffic profile request element that comprises an indication of a request for an access point (AP) to provide, to the STA, traffic characteristics, as observed at the AP, of downlink (DL) traffic between the AP and the STA. The transceiver is further configured to transmit to the AP the traffic profile request element. The requested traffic characteristics are used to determine target wake time (TWT) parameters for a TWT operation between the AP and the STA.
    Type: Application
    Filed: February 21, 2022
    Publication date: August 25, 2022
    Inventors: Peshal Nayak, Rubayet Shafin, Boon Loong Ng, Wenxun Qiu
  • Publication number: 20220272630
    Abstract: Embodiments of the present disclosure provide methods and apparatuses for facilitating broadcast target wake time (TWT) operation in a wireless local area network. The apparatuses include a non-access point (AP) multi-link device (MLD) comprising a transceiver and a processor operably coupled to the transceiver. The processor is configured to perform a multi-link (ML) setup operation with an AP MLD to set up links between the STAs affiliated with the non-AP MLD and corresponding APs affiliated with the AP MLD, negotiate a broadcast TWT agreement over a first link between a first STA and a first AP of the AP MLD, wherein the broadcast TWT agreement is for a shared TWT session including a group of the links, and after the broadcast TWT agreement is successfully negotiated, apply the broadcast TWT agreement to the group of links.
    Type: Application
    Filed: February 21, 2022
    Publication date: August 25, 2022
    Inventors: Rubayet Shafin, Boon Loong Ng
  • Publication number: 20220263562
    Abstract: In a method for operating an electronic device according to various embodiments: signal transmission in a first frequency band and signal transmission in a second frequency band are determined whether to be performed simultaneously by a first selected antenna selected from a plurality of first antennas configured to transmit a signal in the first frequency band and a second selected antenna selected from a plurality of second antennas configured to transmit a signal in the second frequency band, respectively; based on the signal transmission in the first frequency band and the signal transmission in the second frequency band being determined to be performed simultaneously, the first selected antenna and/or the second selected antenna are decided based on a look-up table created in accordance with the placements of the plurality of first antennas and the plurality of second antennas in the electronic device; and a signal is transmitted in the first frequency band by the first selected antenna, and a signal is
    Type: Application
    Filed: May 6, 2022
    Publication date: August 18, 2022
    Inventors: Sungchul PARK, Boon Loong NG, Jianhua MO, Suha YOON
  • Patent number: 11402465
    Abstract: A method and electronic device for leakage cancellation. The electronic device includes a first antenna pair, a memory, and a processor. The first antenna pair includes a first transmitter antenna configured to transmit signals and a first receiver antenna configured to receive signals. The memory is configured to store data. The processor is configured to identify, from the data stored in the memory, a first leakage factor associated with at least the first antenna pair, control the first transmitter antenna to transmit a first signal, generate a first CIR based on receipt, by the first receiver antenna, of reflection of the first signal, determine leakage in the first CIR based on at least the identified first leakage factor, and cancel the determined leakage from the first CIR.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: August 2, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Vutha Va, Wenxun Qiu, Boon Loong Ng
  • Patent number: 11402464
    Abstract: A method and electronic device for updating a leakage response for leakage cancelation. The electronic device includes a radar transceiver, a memory, and a processor. The processor is configured to determine whether an object is within proximity of and within a field of view of the radar transceiver, obtain a leakage measurement for the radar transceiver in response to determining that no object is proximate to and within the field of view of the radar transceiver, and update the leakage response for leakage cancelation based on the leakage measurement.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: August 2, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Vutha Va, Wenxun Qiu, Boon Loong Ng
  • Patent number: 11395338
    Abstract: A method of a user equipment (UE) for control resource set (CORESET) configuration in a wireless communication system is provided. The method comprises receiving, from a base station (BS), system information, determining whether the system information includes a random access channel (RACH) CORESET configuration, determining a CORSET to use for transmitting data based on whether the RACH CORESET configuration is included in the system information, and receiving, from the BS, the data based on the determined CORESET over an RACH.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: July 19, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Boon Loong Ng, Young-Han Nam, Vikram Chandrasekhar
  • Patent number: 11374635
    Abstract: The present disclosure includes a method and apparatus for sensor assisted beam selection. A method for sensor assisted beam selection includes receiving an input from a sensor indicating a presence of an obstacle proximate to the sensor. The method further includes identifying an antenna module proximate to the sensor. The method further includes deactivating at least a portion of the identified antenna module based on the input from the sensor.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: June 28, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Pengda Huang, Jianhua Mo, Boon Loong Ng, Mandar Narsinh Kulkarni, Won-Suk Choi, Jianzhong Zhang
  • Publication number: 20220201606
    Abstract: Embodiments of the present disclosure provide methods and apparatuses for obtaining timing information and performing a time offset adjustment for target wake time (TWT) operations in a wireless network. The apparatuses include a first communication device comprising a transceiver and a processor operably coupled to the transceiver. The transceiver is configured to transmit, during a target wake time (TWT) setup phase, a TWT element including a request for information on a traffic delay of a second communication device and receive the information on the traffic delay. The processor is configured to determine a time offset to adjust a start time of a next TWT interval based on the information on the traffic delay.
    Type: Application
    Filed: December 7, 2021
    Publication date: June 23, 2022
    Inventors: Rubayet Shafin, Peshal Nayak, Boon Loong Ng, Wenxun Qiu
  • Publication number: 20220196782
    Abstract: A method includes obtaining signal information based on wireless signals received from an external electronic device via a first antenna pair and a second antenna pair. The first and second antenna pairs are aligned along different axes. The signal information includes channel information, range information, a first angle of arrival (AoA) based on the first antenna pair, and a second AoA based on the second antenna pair. The method also includes generating an initial prediction of a presence of the external electronic device relative to a field of view (FoV) of the electronic device. The method further includes performing a smoothing operation on the range information and the first and second AoA, the smoothing operation generating a predicted location of the external electronic device relative to the FoV of the electronic device. Additionally, the method includes generating, based on the smoothing operation, confidence values associated with the predicted location.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Inventors: Neha Dawar, Hoang Viet Nguyen, Khuong N. Nguyen, Songwei Li, Yuming Zhu, Boon Loong Ng, Yi Yang, Moonseok Kang, Jiho Shin, HyunChul Kim
  • Publication number: 20220201434
    Abstract: A method for localizing a target device (TD) by a user device (UD) includes determining whether the TD is within a range and within a field-of-view (FoV) of the UD based on a UWB channel between the TD and the UD. In response to a determination that the TD is outside the range and not within the FoV, the method includes identifying a first electronic device. The method also includes transmitting, to the first electronic device, a request for localizing the TD using an out-of-band channel. The method further includes receiving, from the first electronic device, location information of the TD on the out-of-band channel. The location information represents a candidate location of the TD in a coordinate system of the first or a second electronic device. Additionally, the method includes identifying a TD location with respect to a coordinate system of the UD based on the candidate location.
    Type: Application
    Filed: November 4, 2021
    Publication date: June 23, 2022
    Inventors: Hoang Viet Nguyen, Yuming Zhu, Boon Loong Ng
  • Patent number: 11357042
    Abstract: A method of transmit apparatus in a wireless communication system supporting ranging capability is provided. The method comprises determining a beacon interval including a ranging management period and a ranging period, wherein the beacon interval is a variable interval, generating a beacon signal including information for a number of channel access slots corresponding to a ranging contention access period (RCAP) and a ranging contention free period (RCFP), transmitting, to a receive apparatus, the beacon signal at the determined beacon interval, and transmitting, to the receive apparatus, at least one channel access slot in the ranging management period.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: June 7, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Aditya V. Padaki, Zheda Li, Boon Loong Ng
  • Publication number: 20220166465
    Abstract: An electronic device and methods for performing beam management in the electronic device are disclosed herein. An electronic device performing beam management comprises a plurality of antenna modules and a processor. The processor is configured to determine at least two objectives for beam management of the plurality of antenna modules, select at least one parameter for the beam management based on the determined at least two objectives, and perform the beam management on the plurality of antenna modules based on the selected at least one parameter.
    Type: Application
    Filed: November 4, 2021
    Publication date: May 26, 2022
    Inventors: Anum Ali, Jianhua Mo, Boon Loong Ng, Vutha Va
  • Publication number: 20220163615
    Abstract: A method for localization includes obtaining a request to localize an electronic device within an area, wherein the area includes a set of anchors. The method also includes transmitting a first message to the electronic device and a second message to the set of anchors. the first message includes a time for the electronic device to transmit a measurement signal and the second message includes the time for the set of anchors to receive the measurement signal from the electronic device. The method further includes receiving, from the set of anchors, signal information associated with the measurement signal. Additionally, the method includes identifying a location of the electronic device within the area based on the signal information. The method also includes transmitting, to the electronic device, the location of the electronic device within the area.
    Type: Application
    Filed: October 27, 2021
    Publication date: May 26, 2022
    Inventors: Vutha Va, Wenxun Qiu, Boon Loong Ng
  • Publication number: 20220167218
    Abstract: A method and apparatus of a first network entity in a wireless communication system supporting a ranging channel operation is provided. The method and apparatus comprises: identifying, at a higher layer, a RCPCS IE to indicate a sub-band to be selected for the ranging channel operation, wherein the RCPCS IE includes a CCI of a CCI timer; generating, at the higher layer, a MCPS-DATA.request primitive including the RCPCS IE, wherein the MCPS-DATA.request primitive is transmitted to a MAC layer; in response to receiving, at the MAC layer, the MCPS-DATA.request primitive from the higher layer, generate data including the RCPCS IE; transmitting, to a second network entity, the data including the RCPCS IE, wherein the RCPCS IE includes a CRCT that is configured as a duration for maintaining the sub-band; and receiving an acknowledgement corresponding to the data including the RCPCS IE.
    Type: Application
    Filed: November 29, 2021
    Publication date: May 26, 2022
    Inventors: Zheda Li, Seongah Jeong, Aditya V. Padaki, Mingyu Lee, Boon Loong Ng
  • Patent number: 11343646
    Abstract: An electronic device and a method of the electronic device for performing localization in a wireless communication system are provided. The electronic device and method comprise: receiving, from a plurality of anchor nodes, signals for the localization; performing ranging measurements of the signals based on a range and an angle of arrival (AoA) of the signals; determining whether at least one of the plurality of anchor nodes is not detected based on the ranging measurements; determining, based on a determination that the at least one anchor node is not detected based on the ranging measurements, whether at least one other anchor node in the plurality of anchor nodes is located on a line of sight (LOS) from the electronic device, wherein the LOS is determined based on the AoA of the signals; and performing the localization based on the at least one other anchor node.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: May 24, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Aditya V. Padaki, Boon Loong Ng, Chiranjib Saha, Raghunandan M. Rao, Yi Yang, Moonseok Kang
  • Patent number: 11342977
    Abstract: A method for beam management by a user equipment (UE) in a wireless communication system. The method includes determining reference signal measurements from signals received from one or more base stations. The method also includes obtaining, from a motion sensor, motion information of the UE. The method further includes generating beam management information for the beam management based on the reference signal measurements and the motion information. The method additionally includes identifying a beam based on the generated beam management information. The method also includes performing wireless communication based on the identified beam.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: May 24, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Anum Ali, Jianhua Mo, Khuong N. Nguyen, Boon Loong Ng, Vutha Va
  • Patent number: 11343064
    Abstract: A method of a second node for a co-existence operation in a wireless communication system is provided. The method comprises transmitting, to a first node, a first extended schedule element (ESE) frame including a time-division multiplexing service period (TDD-SP) bit, receiving, from the first node, a preamble or a second ESE frame including a short device co-existence (SRD Co-Ex) indicator that is set to one based on the TDD-SP bit, and changing a transmit-receive slot pattern based on the received preamble or SRD Co-Ex indicator for the co-existence operation.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: May 24, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Aditya V. Padaki, Jianhua Mo, Boon Loong Ng, Jianzhong Zhang