Patents by Inventor Kevin Tang

Kevin Tang 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: 20240127056
    Abstract: A training system includes a dynamic random access memory (DRAM) configured to buffer training data; a central processing unit (CPU) coupled to the DRAM and configured to downsample the training data and provide the DRAM with the downsampled training data; a computational storage consisting of a solid-state drive (SSD) and field-programmable gate array (FPGA) and configured to perform dimensionality reduction on the downsampled training data to generate training data batches; and a graphic processing unit (GPU) configured to perform training on the training data batches.
    Type: Application
    Filed: August 28, 2023
    Publication date: April 18, 2024
    Inventors: Jongryool KIM, Hyung Jin LIM, Kevin TANG, Shiju LI
  • Publication number: 20230318794
    Abstract: The present invention relates a system and a method for optimizing Physical Cell ID (PCI) assignment in a wireless communication network such as an Open-Radio Access Network (O-RAN) (100). The method includes deploying an optimization service in an rApp (104) and registering the optimization service as a PCI-rApp within a Service Management and Orchestration Framework (SMO) (102), assigning a listing of unique predefined PCIs to operating cells of a selected range after satisfying one or more constraints and concluding that the procedure has been successful if the assignment of the PCI to each operating cell completes without using more than the listing of unique predefined PCIs.
    Type: Application
    Filed: March 23, 2022
    Publication date: October 5, 2023
    Applicant: Sterlite Technologies Limited
    Inventors: N. K. Shankaranarayanan, Sarat Puthenpura, Shyam Parekh, Kevin Tang, Abhishek Kumar
  • Publication number: 20230308959
    Abstract: The present invention relates to a method and a system of managing a plurality of neighbor cells of each target cell. The method includes capturing and reporting, by a central unit (CU) (512) associated with each target cell, a radio signal quality associated with each of the plurality of neighbor cells (354b, 354c, 354d) of a target cell (354a) based on signal strength measurements reported by a plurality of user equipments (UEs) (324a1, 324a2, 324a3) to the target cell, ranking and labeling the plurality of neighbor cells based on the radio signal quality associated with each of the plurality of neighbor cells and taking and managing an action based on the ranking and labeling. Particularly, the action is associated with the plurality of neighbor cells.
    Type: Application
    Filed: March 23, 2022
    Publication date: September 28, 2023
    Applicant: Sterlite Technologies Limited
    Inventors: N. K. Shankaranarayanan, Sarat Puthenpura, Shyam Parekh, Kevin Tang, Abhishek Kumar
  • Publication number: 20230236083
    Abstract: Continuous, multiple-point surveying or measurement is performed on large areas or objects. The results may be coordinated or combined with 3D localization systems or methods employing GPS, manual theodolites, range finders, laser radars or pseudolites. One disclosed example describes the use of the invention as applied to the problem of routine and repeated inspection of large aircraft, though the system and method are equally applicable to other objects with large surfaces including ships, bridges and large storage structures like tanks, buildings, and roadways.
    Type: Application
    Filed: April 12, 2021
    Publication date: July 27, 2023
    Applicant: Cybernet Systems Corp.
    Inventors: Kevin Tang, Charles Jacobus, Douglas Haanpaa, Charles Cohen
  • Patent number: 11496933
    Abstract: The present invention discloses a method and apparatus for identifying handover requirement by a Radio access network (RAN) controller in open RAN (O-RAN) environment. The O-RAN environment has a virtualized network architecture having at least one RAN controller that is able to control, via an E2 node, a plurality of user equipments (UEs) positioned in a serving cell, a cell covering a location for serving a UE, the serving cell is adjacent to a plurality of neighbour cells. The method includes parallel execution of the operations performed by the RAN controller for each serving cell and each of the neighbor cell and updating CIOs in stepwise i.e., gradually with repeated comparing of the serving cell load parameter with each of the plurality of neighbour cell load parameters and updating the serving cell handover parameter and the plurality of neighbour cell handover parameters based on the comparison.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: November 8, 2022
    Assignee: Sterlite Technologies Limited
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20220322172
    Abstract: A method for identifying user equipment for real-time handover trigger in open-radio access network (O-RAN) environment includes steps to obtain a serving cell handover parameter with respect to a neighbour cell handover parameter, to determine user equipment from the plurality of user equipment positioned in the serving cell, to identify the user equipment positioned in the serving cell and transmit the serving cell handover parameter with respect to the neighbour cell handover parameter associated with the neighbour cell of a plurality of neighbour cells to the identified user equipment.
    Type: Application
    Filed: September 27, 2021
    Publication date: October 6, 2022
    Inventors: Shyam Parekh, Kevin Tang, Abhishek Kumar, Tanumay Manna
  • Publication number: 20220322192
    Abstract: A method for identifying a target cell for handover (HO) by a Radio access network (RAN) controller in an open RAN (O-RAN) environment includes obtaining at least one quality of service (QoS) class identifier (QCI) level associated with an active bearer in the user equipment, obtaining a received signal strength value, a first load values and a plurality of second load values for the neighbor cells and selecting the target cell from the neighbour cells based on the QCI level in the user equipment and the received signal strength value, the first load value and the second load value of neighbour cells.
    Type: Application
    Filed: September 27, 2021
    Publication date: October 6, 2022
    Inventors: Shyam Parekh, Kevin Tang, Abhishek Kumar, Tanumay Manna
  • Publication number: 20220322181
    Abstract: A method for identifying a user equipment for a real-time handover and selecting a target cell by a Radio access network (RAN) controller in a radio access network (RAN) environment includes obtaining a serving cell load parameter with respect to a neighbour cell load parameter associated with at least one neighbour cell, identifying the at least one user equipment positioned in a serving cell based on a channel quality index (CQI) and a throughput value, transmitting the serving cell load parameter with respect to the neighbour cell load parameter to the identified user equipment and selecting the target cell from the neighbour cells for the user equipment.
    Type: Application
    Filed: September 27, 2021
    Publication date: October 6, 2022
    Inventors: Shyam Parekh, Kevin Tang, Abhishek Kumar, Tanumay Manna
  • Publication number: 20220293105
    Abstract: A system and method accepts data from direct fault and parameters measurements and historical data in formatted and unformatted form organized by device or system class, specific unit and unit subsystems, and by operation to learn how to predict or correct specified maintenance or other operations. Disclosed examples use known data and learned information historical data to correct or elaborate service requests based on specified and likely (based on learned information) needed maintenance operations. The system and method are applicable to any device requiring prognostic maintenance or other service based on service orders and direct measurement of operating parameters.
    Type: Application
    Filed: March 10, 2021
    Publication date: September 15, 2022
    Applicant: Cybernet Systems Corp.
    Inventors: Kevin Tang, Charles Jacobus, Charles Cohen
  • Publication number: 20220210706
    Abstract: The present invention discloses a method and apparatus for identifying a target neighbor cell for handover of a user equipment (UE) positioned in a serving cell to the target neighbor cell, a cell covering a location for serving the UE, the serving cell is adjacent to the plurality of neighbor cells, in a wireless communication network. The method comprising obtaining a received signal strength value and a load value for each candidate cells, wherein said signal strength value comprises one of Reference Signals Received Power (RSRP) and Reference Signal Received Quality (RSRQ) and wherein said load values comprises physical resource block (PRB) utilization values. Further, the method includes performing sorting of candidate cells using a nested dual level threshold-based sorting process. Further, the method includes selecting a target cell from the sorted plurality of candidate cells.
    Type: Application
    Filed: December 31, 2020
    Publication date: June 30, 2022
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20220210709
    Abstract: A method and apparatus for initiating a handover (HO) procedure in an open-Radio Access Network (O-RAN) environment is disclosed. Particularly, a method for identifying a target cell for handover by a RAN controller in the O-RAN environment is disclosed. The O-RAN environment has a virtualized network architecture comprising the RAN controller is connected to an E2 node, the RAN controller is connected via the E2 node to a plurality of user equipments (UEs) positioned in a serving cell, a cell covering a location for serving a UE, the serving cell is adjacent to a plurality of neighbour cells. The method includes obtaining signal strength metrics and corresponding resource load metrics of each neighbour cell from a plurality of neighbour cells; comparing a plurality of cell parameters of the plurality of neighbour cells among each other based on one or more predefined threshold values and identifying the target cell based on the comparison.
    Type: Application
    Filed: December 31, 2020
    Publication date: June 30, 2022
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20220210708
    Abstract: The present invention discloses a method and apparatus for identifying handover requirement by a Radio access network (RAN) controller in open RAN (O-RAN) environment. The O-RAN environment has a virtualized network architecture having at least one RAN controller that is able to control, via an E2 node, a plurality of user equipments (UEs) positioned in a serving cell, a cell covering a location for serving a UE, the serving cell is adjacent to a plurality of neighbour cells. The method includes parallel execution of the operations performed by the RAN controller for each serving cell and each of the neighbor cell and updating CIOs in stepwise i.e., gradually with repeated comparing of the serving cell load parameter with each of the plurality of neighbour cell load parameters and updating the serving cell handover parameter and the plurality of neighbour cell handover parameters based on the comparison.
    Type: Application
    Filed: December 31, 2020
    Publication date: June 30, 2022
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Patent number: 11337131
    Abstract: A method and radio access network (RAN) controller (102) for providing real-time target cell recommendation for handover in an open-RAN (O-RAN) environment (400) is disclosed. The O-RAN environment has a virtualized network architecture having at least one RAN controller, the RAN controller is connected with a plurality of E2 nodes, the plurality of E2 nodes are connected to a plurality of user equipment (UEs) (112a, 112b, 112c, 112d and 112e) positioned in a serving cell (110) adjacent to a plurality of neighbour cells (108a,108b). The method comprising executing a first handover process to enable checking, at the atleast one UE, if triggering of handover is required and a second handover process to identify a target neighbour cell (108a/108b) for handover of the atleast one UE from the serving cell to the target neighbour cell and recommending the handover of the atleast one UE from the serving cell to the identified target neighbour cell based on the first handover process and the second handover process.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: May 17, 2022
    Assignee: Sterlite Technologies Limited
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20210393193
    Abstract: In one aspect, the disclosure relates to a smart pseudo-palate for use in a Smart Electropalatograph (EPG) for Linguistic and Medical Applications (SELMA) system. In one aspect, the pseudo-palate is constructed from a thin, flexible polymer membrane and having an embedded electrode array. The pseudo-palate is configured to detect tongue contacts during speech while causing minimal disturbance or interference with speech motion. The disclosed pseudo-palate in the SELMA system is integrated with a microcontroller, wireless electronic module, and external readout app. The disclosure, in another aspect, relates to integration of the pseudo-palate with a smart sports/health mouth guard containing a series of sensors for monitoring head impacts, body temperature, and heart rate.
    Type: Application
    Filed: June 18, 2021
    Publication date: December 23, 2021
    Inventors: Yong Kyu Yoon, Ratree Wayland, Lori J. Altmann, Saeyeong Jeon, Sunghyun Hwang, Kevin Tang
  • Publication number: 20210386720
    Abstract: The present disclosure provides methods for treating a patient with a cancer in the central nervous system, such as a cancer that is a metastasis of a primary cancer, comprising administering tesetaxel and capecitabine to the patient.
    Type: Application
    Filed: September 5, 2019
    Publication date: December 16, 2021
    Inventors: Joyce James, Kevin Tang, Stew Kroll, John G. Lemkey, Steven Pfeiffer, Jeff Vacirca, Thomas Wei
  • Publication number: 20210235323
    Abstract: A method and an apparatus for providing dynamic orthogonal assignment of radio resources in a wireless communication system is disclosed. The method includes receiving a dynamic spectrum sharing (DSS) policy configuration message from a second controller and receiving a physical resource block (PRB) assignment bitmap proposal and a protected bitmap indication data from a type one network scheduler and a type two network scheduler. The method includes computing an available bandwidth based on the PRB assignment bitmap proposal and the protected bitmap indication data and further computing a bandwidth allocation for the type one network scheduler and the type two network scheduler based on the computed available bandwidth and the DSS policy configuration message from the type one network scheduler and the type two network scheduler. Lastly, the method includes allocating the computed bandwidth to the type one network scheduler and the type two network scheduler.
    Type: Application
    Filed: December 31, 2020
    Publication date: July 29, 2021
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20210234648
    Abstract: A method and an apparatus for providing dynamic synchronization of radio resources in a radio access network (RAN) in a wireless communication system. The RAN has a type one network scheduler and a type two network scheduler. The method includes receiving a first physical resource block (PRB) assignment configuration from the type one network scheduler and the type two network scheduler. The first physical resource block (PRB) assignment configuration is received by a first controller. Further, the method includes determining a second PRB assignment configuration using the first PRB assignment configuration, wherein the second PRB assignment configuration is determined by the first controller. Furthermore, the method includes allocating the second PRB assignment configuration at the synchronization time (s) to the type one network scheduler and the type two network scheduler by the first controller.
    Type: Application
    Filed: December 31, 2020
    Publication date: July 29, 2021
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20210235277
    Abstract: A method and apparatus for providing dynamic allocation of radio resources in a wireless communication system is disclosed. The method includes receiving, by a first controller from a second controller, a dynamic spectrums sharing (DSS) policy configuration message, wherein the DSS policy configuration message comprising a resource allocation proportion between a type one network scheduler and a type two network scheduler. The method further includes receiving, by the first controller from the type one network scheduler and the type two network scheduler, a plurality of report messages and a plurality of key performance indicators (KPIs). The method further includes assigning, by the first controller to the type one network scheduler and the type two network scheduler, a plurality of physical resource blocks (PRBs) based on the DSS policy configuration message, the plurality of report messages and the plurality of KPIs.
    Type: Application
    Filed: December 31, 2020
    Publication date: July 29, 2021
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20210234803
    Abstract: A method and apparatus for transmitting a plurality of packet messages based on priority in a wireless communication system (100) is disclosed. The method includes assigning, by at least one controller and at least one network node, a priority number to each of the plurality of packet messages based on requirement of each of an application associated with each of the packet messages and providing, by the at least one controller and the at least one network node, the priority number assigned to each of the plurality of packet messages, to a socket (222/214a/214b/214c) in the wireless communication system. Further, the method includes transmitting, by at least one interface, the plurality of packet messages based on the priority number provided to the socket (222/214a/214b/214c) of each of a plurality of components in the wireless communication system, thereby providing a uniform method for priority assignment and transmission to the at least one interface.
    Type: Application
    Filed: December 31, 2020
    Publication date: July 29, 2021
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran
  • Publication number: 20210235451
    Abstract: A method and apparatus for dynamic allocation of radio resources in a wireless communication system is provided. The method includes receiving a plurality of traffic arrival information for a first time interval. The plurality of traffic arrival information includes a one or more traffic buffer demand, a one or more traffic arrival information for the first-time interval and a one or more average deficit value for the first-time interval. Further, the method includes, estimating a next average deficit for a second time interval based on the one or more average deficit value for the first-time interval. Furthermore, computing a forecast allocation based on the one or more traffic buffer demand, the one or more average deficit value for the first-time interval and the estimated next average deficit for the second time interval and allocating at least one physical resource block (PRB) based on the computed forecast allocation.
    Type: Application
    Filed: December 31, 2020
    Publication date: July 29, 2021
    Inventors: Shyam Parekh, Kevin Tang, Ravishankar Ravindran