Patents by Inventor Jianzhong Zhang

Jianzhong Zhang 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: 11496353
    Abstract: A method for discovering and diagnosing network anomalies. The method includes receiving key performance indicator (KPI) data and alarm data. The method includes extracting features based on samples obtained by discretizing the KPI data and the alarm data. The method includes generating a set of rules based on the features. The method includes identifying a sample as a normal sample or an anomaly sample. In response to identifying the sample as the anomaly sample, the method includes identifying a first rule that corresponds to the sample, wherein the first rule indicates symptoms and root causes of an anomaly included in the sample. The method further includes applying the root causes to derive a root cause explanation of the anomaly and performing a corrective action to resolve the anomaly based on the first rule.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: November 8, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Vikram Chandrasekhar, Yongseok Park, Shan Jin, Pranav Madadi, Eric Johnson, Jianzhong Zhang, Russell Ford
  • Patent number: 11445841
    Abstract: An adsorptive anti-tipping device and a cup body matched therewith, being used to fasten the cup body to prevent it from tipping, including a driving rod, which driving rod comprises a sliding rod, a limit rod and an abutment rod, the limit rod is vertically fixed on the upper end of the sliding rod; the abutment rod is fixedly connected with one end of the sliding rod; on a fixed cover is arranged a sliding positioning hole, and the limit rod is limited above the fixed cover; the suction component is slidably clamped with the fixed cover, and has a driving slope and a driving block on it, the driving block corresponds to the position of the adsorptive surface of the suction component,. The present application is simple in structure and easy to use. Using a suction cup to adsorb the surface, the present application may prevent containers' tipping.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: September 20, 2022
    Assignee: GENICOOK PRODUCT, LLC
    Inventors: David de Sicart Prieto, Marc Salvador Zamora, Jianzhong Zhang, Xiaojia Liu
  • 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: 20220278762
    Abstract: Methods and apparatuses for a channel estimation and prediction operation in a wireless communication systems. A method of a BS comprises: receiving an SRS; partitioning, based on a partition policy, a frequency band of the SRS into sub-bandwidths in a frequency domain; generating, based on previously stored CSI in memory and the partition policy, a set of chunks corresponding to respective sub-bandwidths; performing CHPD operations corresponding to the respective sub-bandwidths to generate channel parameters, wherein different CHPD operations are applied to the respective sub-bandwidths; combining the channel parameters predicted from the respective sub-bandwidths in the frequency domain; and performing, based on the combined channel parameters, a channel estimation and prediction operation.
    Type: Application
    Filed: December 2, 2021
    Publication date: September 1, 2022
    Inventors: Rui Wang, Yang Li, Yeqing Hu, Junmo Sung, Tiexing Wang, Jianzhong Zhang
  • Publication number: 20220271852
    Abstract: Methods and apparatuses for a BS in a communication system. The method comprises: identifying antenna groups; identifying channel coefficients for each of the antenna groups to perform a channel tracking and prediction operation; receiving, from a user equipment (UE), an uplink signal to perform the channel tracking and prediction operation; and performing, based at least in part on the received uplink signal, a channel coefficient tracking operation for the channel coefficients of the antenna groups, respectively, the channel coefficient tracking operation including a channel subspace parameter tracking operation and a subspace coefficient tracking operation.
    Type: Application
    Filed: September 21, 2021
    Publication date: August 25, 2022
    Inventors: Yeqing Hu, Yang Li, Rui Wang, Junmo Sung, Tiexing Wang, Jianzhong Zhang
  • Publication number: 20220271802
    Abstract: A method for operating a user equipment (UE) comprises receiving configuration information about L uplink (UL) reference signals (RSs), M downlink (DL) RSs, and a calibration report, where the L UL RSs are associated with the M DL RSs; transmitting the UL RSs according to the configuration information; measuring the DL RSs; determining, based on the measured DL RSs and a reference DL RS, calibration information; and transmitting the calibration report including the calibration information.
    Type: Application
    Filed: February 16, 2022
    Publication date: August 25, 2022
    Inventors: Gilwon Lee, Jeongho Jeon, Eko Onggosanusi, Jianzhong Zhang
  • Publication number: 20220263564
    Abstract: A user equipment (UE) in a wireless communication system includes a transceiver and a processor. The transceiver receives information about an antenna system of a base station. The information includes a number of collocated antenna groups, and a number of antenna modules for each type of antenna modules in each of the collocated antenna groups. A collocated antenna group has at least two types of antenna modules: a first module with first antenna type and a second module with second antenna type. The transceiver also receives configuration information for a channel state information-reference signal (CSI-RS) resource. The transceiver also receives a CSI-RS based on the configuration information and acquires measurements. The processor determines a subset of antenna modules based on a comparison between the measurements and a criterion. The processor generates CSI for the subset of antenna modules. The transceiver transmits a CSI report comprising the CSI.
    Type: Application
    Filed: January 18, 2022
    Publication date: August 18, 2022
    Inventors: Gilwon Lee, Jeongho Jeon, Ahmed Atef Ibrahim Ibrahim, Jianzhong Zhang
  • Publication number: 20220255602
    Abstract: Methods and apparatuses for modular MIMO system and CSI feedback in a wireless communication system. The methods and apparatuses include: identifying configuration information of an antenna system including antenna modules for a MIMO operation; identifying, based on the configuration information, a number of collocated antenna groups that each includes one or more of the antenna modules; identifying, based on the configuration information, a number of the antenna modules for each type of the antenna modules in each of the collocated antenna groups, wherein each of the collocated antenna groups includes one or more types of the antenna modules; generating a CSI report for one or more of the collocated antenna groups in the antenna system; and transmitting, to a BS, the CSI report.
    Type: Application
    Filed: November 15, 2021
    Publication date: August 11, 2022
    Inventors: Gilwon Lee, Jeongho Jeon, Ahmed Atef Ibrahim Ibrahim, Jianzhong Zhang
  • Publication number: 20220212839
    Abstract: The present invention discloses a storage box, comprising a box body and a cover body which is covered on the top of the box body, and further comprising a partition component. The partition component comprises a first silica gel sealing strip frame, a second silica gel sealing strip frame and a hard partition plate; the inner wall of the first silica gel sealing strip frame is provided with a first groove; the first silica gel sealing strip frame is placed vertically inside the box body; the outer wall of the first silica gel sealing strip frame is attached to the inner wall of the box body; the inner wall of the second silica gel sealing strip frame is provided with a second groove; the hard partition plate is provided with third grooves on both corresponding sides near the top.
    Type: Application
    Filed: March 23, 2022
    Publication date: July 7, 2022
    Inventors: Jianzhong Zhang, Xiaojia Liu
  • Publication number: 20220212837
    Abstract: The present invention discloses a storage box cover and a storage box used therewith. The storage box cover is covered on a storage box body which is fixedly connected with a clamping convex ring on a bottom end surface; the top edge of a cover body is annularly provided with a clamping groove; the bottom end surface of the cover body is annularly provided with a buckle; the top circumference of the cover body has a downward turnup; a ring groove for clamping the top of the storage box body is formed between the buckle and the turnup; and the buckle can be adapted and clamped in the clamping groove to complete the stable stacking of a plurality of storage box covers; the top of the cover body is fixedly connected with a limiting flange for limiting the storage box body.
    Type: Application
    Filed: March 23, 2022
    Publication date: July 7, 2022
    Inventors: Jianzhong Zhang, Xiaojia Liu
  • Publication number: 20220210682
    Abstract: A network management apparatus of a wireless network includes a network interface, a processor, and a memory. The memory contains instructions, which when executed by the processor, cause the apparatus to receive, via the network interface, first data comprising values of key performance indicators (KPIs) obtained from elements of the wireless network for a first time period, receive, via the network interface, second data comprising values of key quality indicators (KQIs) for the first time period, wherein the KQIs comprise metrics of end-user quality of service (QoS) of the wireless network, and perform supervised learning to train an artificial intelligence (AI) model based on the first and second data, wherein features of the AI model are based on KPIs available from elements of the wireless network, and outputs of the AI model comprise values of one or more KQIs.
    Type: Application
    Filed: December 9, 2021
    Publication date: June 30, 2022
    Inventors: Mandar N. Kulkarni, Yan Xin, Han Wang, Sangkyu Park, Jianzhong Zhang
  • 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
  • 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
  • Patent number: 11295778
    Abstract: Systems and methods are disclosed for resource allocation for multi-actuator systems. In some examples, a data storage device can include two or more independently moveable voice coil motor (VCM) actuators where the resources of the system to operate the VCM actuators are divided. The disclosure here describes methods to allocate or re-allocate the divided resources, such as unused resources, to a VCM actuator that has a need for more resources. The methods and systems herein can also be applied to other actuator systems.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: April 5, 2022
    Assignee: Seagate Technology LLC
    Inventors: Thaik Thaik Aung, Xin Li, Jeetandra Kella, Wajid Ali, Jun Cai, JianZhong Zhang
  • Patent number: 11290167
    Abstract: A base station, method, and computer-readable storage medium for channel state information (CSI) acquisition. The base station includes a transceiver configured to transmit a first, unprecoded channel state information reference signal (CSI-RS) on a first antenna dimension; receive a first CSI report on the first antenna dimension; transmit a second, precoded CSI-RS on a second antenna dimension; and receive a second CSI report on the second antenna dimension. The first CSI report includes a precoding matrix index (PMI), a rank indicator (RI), and channel quality indicator (CQI) for the first antenna dimension; and the second CSI report comprises a PMI, a RI, and a CQI for the second antenna dimension. The base station also includes a processor operably connected to the transceiver, the processor configured to generate a downlink (DL) CSI for multi-user multi-input, multi-output (MU-MIMO) scheduling and precoding based on the first CSI report and the second CSI report.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: March 29, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeqing Hu, Ahmed Atef Ibrahim, Jianzhong Zhang
  • Publication number: 20220095267
    Abstract: A method for performing line-of-sight (LoS)/non-line-of-sight (NLoS) filtering includes collecting, from at least one user equipment (UE) operating within a coverage area of a base station, a plurality of measurement reports from the at least one UE, wherein each measurement report of the plurality of measurement reports comprises a measured value of a signal parameter and location information of the at least one UE. The method further includes training a LoS/NLoS classification model on the plurality of measurement reports, obtaining a new measurement report from a UE operating at a first location within the coverage area of the base station and passing the new measurement report from the UE to the trained LoS/NLoS classification model to obtain a LoS/NLoS classification of the first location.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 24, 2022
    Inventors: Rubayet Shafin, Vishnu Vardhan Ratnam, Hao Chen, Yan Xin, Jianzhong Zhang
  • Patent number: D953100
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: May 31, 2022
    Inventors: David Prieto de Sicart, Marc Zamora Salvador, Jianzhong Zhang, Xiaojia Liu
  • Patent number: D953101
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: May 31, 2022
    Inventors: David Prieto de Sicart, Marc Zamora Salvador, Jianzhong Zhang, Xiaojia Liu
  • Patent number: D953122
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: May 31, 2022
    Inventors: David Prieto de Sicart, Marc Zamora Salvador, Jianzhong Zhang, Xiaojia Liu
  • Patent number: D953123
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: May 31, 2022
    Inventors: David Prieto de Sicart, Marc Zamora Salvador, Jianzhong Zhang, Xiaojia Liu