Patents by Inventor Wenjie Zhao
Wenjie Zhao 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).
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Patent number: 11838766Abstract: Facilitating implementation of communication network deployment through network planning in advanced networks (e.g., 5G, 6G, and beyond) is provided herein. Operations of a system can include, configuring a first deployment scenario for first network equipment and a second deployment scenario for second network equipment. The first deployment scenario is selected from a group of first deployment scenarios and can include a first parameter. The second deployment scenario is selected from a group of second deployment scenarios and can include a second parameter. The configuring can include determining that a sum of the first parameter and the second parameter satisfies a function of a defined parameter level. The operations also can include facilitating a first enactment of the first deployment scenario for the first network equipment and a second enactment of the second deployment scenario for the second network equipment.Type: GrantFiled: May 7, 2021Date of Patent: December 5, 2023Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Huahui Wang, Wenjie Zhao, Ravi Raina, Tony Thayil, Gopalakrishnan Meempat
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Patent number: 11665596Abstract: Intelligent, automated, fixed wireless internet planning (e.g., using a computerized tool) is enabled. For instance, a system can comprise a processor and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising: determining, for a user equipment determined to be within a defined coverage area, a signal to interference and noise ratio, based on the signal to interference and noise ratio, determining a spectral efficiency value corresponding to the user equipment, based on the spectral efficiency value and a total available bandwidth of a network via which the defined coverage area is enabled, determining an available throughput corresponding to the user equipment, and in response to a determination that the available throughput exceeds a threshold throughput, designating the user equipment, in a data store, as being covered within the defined coverage area by the total available bandwidth of the network.Type: GrantFiled: August 24, 2021Date of Patent: May 30, 2023Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Huahui Wang, Yuning Yang, Ye Ge, Wenjie Zhao
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Publication number: 20230131926Abstract: A method and a system for detecting heavy metal ions are provided. The method includes: fixing a pre-manufactured micro-electrode chip on a connecting device, connecting the connecting device to an electrochemical workstation, carrying out setting before detection on the electrochemical workstation, the micro-electrode chip including a counter electrode and a working electrode, carrying out graphene modification treatment on the counter electrode in advance, and carrying out bismuth film modification treatment on the working electrode in advance; and carrying out acid pretreatment on an aqueous solution to be detected, dropwise adding 5 µL to 100 µL of a treated aqueous solution to a working area of the pre-manufactured micro-electrode chip, measuring an I-V curve by the electrochemical workstation subjected to the setting before detection, and determining species and concentrations of heavy metal ions in the aqueous solution according to peak values of voltage and current of the I-V curve.Type: ApplicationFiled: October 26, 2022Publication date: April 27, 2023Applicants: Hohai University Changzhou Campus, Jiangsu Jimbio Technology Co., Ltd., Changzhou Youchen Measurement and Control Technology Co., Ltd, Kangdasi (Nanjing) Technology Co., LtdInventors: Xiaolu ZHU, Hao CHENG, Wenjie ZHAO, Xudong WU, Chunbo ZHU
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Publication number: 20230095706Abstract: A processing system including at least one processor may obtain operational data from a radio access network (RAN), format the operational data into state information and reward information for a reinforcement learning agent (RLA), processing the state information and the reward information via the RLA, where the RLA comprises a plurality of sub-agents, each comprising a respective neural network, each of the neural networks encoding a respective policy for selecting at least one setting of at least one parameter of the RAN to increase a respective predicted reward in accordance with the state information, and where each neural network is updated in accordance with the reward information. The processing system may further determine settings for parameters of the RAN via the RLA, where the RLA determines the settings in accordance with selections for the settings via the plurality of sub-agents, and apply the plurality of settings to the RAN.Type: ApplicationFiled: November 7, 2022Publication date: March 30, 2023Inventors: Jie Chen, Wenjie Zhao, Ganesh Krishnamurthi, Huahui Wang, Huijing Yang, Yu Chen
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Publication number: 20230080065Abstract: The described technology is generally directed towards user equipment geolocation. Network measurement data associated with user equipment can be separated into static periods in which the user equipment was not moving, and moving periods in which the user equipment was moving. Static location processing can be applied to determine static locations from the static period network measurements, and moving location processing can be applied to determine moving locations from the moving period network measurements. Resulting static location information and moving location information can then be merged in order to improve the accuracy of both the static and the moving location information. The enhanced accuracy location information can be stored and used for any desired application.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Inventors: Jie Chen, Wenjie Zhao, Abraham George
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Publication number: 20230083881Abstract: The described technology is generally directed towards user equipment geolocation. Network measurement data associated with user equipment can be separated into static periods in which the user equipment was not moving, and moving periods in which the user equipment was moving. Static location processing can be applied to determine static locations from the static period network measurements, and moving location processing can be applied to determine moving locations from the moving period network measurements. Resulting static location information and moving location information can then be merged in order to improve the accuracy of both the static and the moving location information. The enhanced accuracy location information can be stored and used for any desired application.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Inventors: Jie Chen, Wenjie Zhao, Abraham George
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Publication number: 20230080704Abstract: The described technology is generally directed towards user equipment geolocation. Network measurement data associated with user equipment can be separated into static periods in which the user equipment was not moving, and moving periods in which the user equipment was moving. Static location processing can be applied to determine static locations from the static period network measurements, and moving location processing can be applied to determine moving locations from the moving period network measurements. Resulting static location information and moving location information can then be merged in order to improve the accuracy of both the static and the moving location information. The enhanced accuracy location information can be stored and used for any desired application.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Inventors: Jie Chen, Wenjie Zhao, Abraham George
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Publication number: 20230064719Abstract: Intelligent, automated, fixed wireless internet planning (e.g., using a computerized tool) is enabled. For instance, a system can comprise a processor and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising: determining, for a user equipment determined to be within a defined coverage area, a signal to interference and noise ratio, based on the signal to interference and noise ratio, determining a spectral efficiency value corresponding to the user equipment, based on the spectral efficiency value and a total available bandwidth of a network via which the defined coverage area is enabled, determining an available throughput corresponding to the user equipment, and in response to a determination that the available throughput exceeds a threshold throughput, designating the user equipment, in a data store, as being covered within the defined coverage area by the total available bandwidth of the network.Type: ApplicationFiled: August 24, 2021Publication date: March 2, 2023Inventors: Huahui Wang, Yuning Yang, Ye Ge, Wenjie Zhao
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Publication number: 20230060623Abstract: Intelligent, adaptive scheduling weight adjustment is enabled, e.g., to improve network performance. For instance, A non-transitory machine-readable medium can comprise executable instructions that, when executed by a processor, facilitate performance of operations, comprising based on key performance indicators corresponding to data traffic flows via a network, determining quality of service data representative of respective qualities of service for the data traffic flows, using a scheduling weight data traffic model generated using machine learning and trained using past quality of service data representative of past qualities of service of past data traffic flows via the network, from prior to the data traffic flows, and past scheduling weight settings applied to the past data traffic flows, determining a scheduling weight setting to be applied to a data traffic flow of the data traffic flows, and applying the scheduling weight setting to the data traffic flow.Type: ApplicationFiled: August 24, 2021Publication date: March 2, 2023Inventors: Huahui Wang, Wenjie Zhao, Jie Chen
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Publication number: 20230065207Abstract: User quality of experience assessment in radio access networks is provided herein. A method can include measuring an average packet size of incoming data packets received via a radio access network, the incoming data packets respectively comprising data directed to respective network equipment served via the radio access network; determining service metrics for outgoing data packets transmitted via the radio access network to the respective network equipment in response to the incoming data packets being received via the radio access network, wherein the service metrics comprise an average transmission delay for the outgoing data packets and a packet loss rate for the outgoing data packets; and determining a quality of experience value associated with a performance of the radio access network based on a function of the average packet size of the incoming data packets and the service metrics for the outgoing data packets.Type: ApplicationFiled: August 25, 2021Publication date: March 2, 2023Inventors: Huahui Wang, Wenjie Zhao, Ravi Raina
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Publication number: 20230054460Abstract: The described technology is generally directed towards spammer location detection, and in particular, to locating a spammer that makes multiple calls from a given location via a cellular communications network. In some examples, network equipment can obtain call trace records associated with the multiple calls, identify a group of call trace records based on a shared call trace feature, aggregate data from call trace records within the group, and determine an estimated location based on the aggregated data.Type: ApplicationFiled: August 23, 2021Publication date: February 23, 2023Inventors: Jie Chen, Ye Ge, Wenjie Zhao
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Publication number: 20230054262Abstract: The described technology is generally directed towards user equipment (UE) geolocation using a long history of network information. In some examples, a long history of network information associated with a UE can be processed to identify frequently repeated serving cell and correlated timing advance values. The frequently repeated serving cell and correlated timing advance values are indicative of frequently visited places. Next, the long history can be leveraged to determine locations of the frequently visited places with enhanced accuracy, and the resulting enhanced accuracy locations can be identified in a location lookup table for the UE. When the UE subsequently connects to the frequently repeated serving cell and the correlated timing advance value is observed, the location lookup table can be used to quickly assign an enhanced accuracy location to the UE.Type: ApplicationFiled: August 23, 2021Publication date: February 23, 2023Inventors: Jie Chen, Wenjie Zhao, Abraham George, Ye Ge
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Publication number: 20220386136Abstract: Facilitating analysis and resource planning for advanced heterogeneous networks (e.g., 5G, 6G, and beyond) is provided herein. A system is provided that includes a processor and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations. The operations can include determining that a resource is to be added to existing resources at a grid level of a heterogeneous network. Further, the operations can include selecting candidate locations for placement of the resource based on a coverage-driven objective and a capacity-driven objective defined for the heterogeneous network. The coverage-driven objective can be associated with a demand for services within the grid level of the heterogeneous network. The capacity-driven objective can be associated with demand growth within the grid level of the heterogeneous network. The resource can be a fifth generation millimeter wave node or a cloud radio access network node.Type: ApplicationFiled: August 3, 2022Publication date: December 1, 2022Inventors: Jie Chen, Yuning Yang, Zhen Wan, Wenjie Zhao
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Publication number: 20220369118Abstract: Facilitating implementation of communication network deployment through network planning in advanced networks (e.g., 5G, 6G, and beyond) is provided herein. Operations of a system can include, configuring a first deployment scenario for first network equipment and a second deployment scenario for second network equipment. The first deployment scenario is selected from a group of first deployment scenarios and can include a first parameter. The second deployment scenario is selected from a group of second deployment scenarios and can include a second parameter. The configuring can include determining that a sum of the first parameter and the second parameter satisfies a function of a defined parameter level. The operations also can include facilitating a first enactment of the first deployment scenario for the first network equipment and a second enactment of the second deployment scenario for the second network equipment.Type: ApplicationFiled: May 7, 2021Publication date: November 17, 2022Inventors: Huahui Wang, Wenjie Zhao, Ravi Raina, Tony Thayil, Gopalakrishnan Meempat
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Publication number: 20220369067Abstract: Locations and azimuths of cells of a communication network can be estimated, determined, and validated. Cell attribute management component (CAMC) can estimate, determine, and/or validate cell locations based on analysis of timing advance (TA) measurement data and/or location data associated with devices associated with base stations associated with cells. CAMC can estimate azimuth of a cell associated with a base station based on analysis of a validated cell location of the cell and location data associated with devices associated with the cell. CAMC can determine whether a recorded azimuth of the cell is validated based on analysis of the estimated azimuth of the cell and the recorded azimuth of the cell. CAMC can tag the recorded azimuth of the cell as validated if applicable azimuth accuracy criteria is met, inaccurate if applicable azimuth criteria is not met, or omni if the cell is an omni cell.Type: ApplicationFiled: May 17, 2021Publication date: November 17, 2022Inventors: Jie Chen, Wenjie Zhao, Ye Ge, Abraham George
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Patent number: 11494649Abstract: A processing system including at least one processor may obtain operational data from a radio access network (RAN), format the operational data into state information and reward information for a reinforcement learning agent (RLA), processing the state information and the reward information via the RLA, where the RLA comprises a plurality of sub-agents, each comprising a respective neural network, each of the neural networks encoding a respective policy for selecting at least one setting of at least one parameter of the RAN to increase a respective predicted reward in accordance with the state information, and where each neural network is updated in accordance with the reward information. The processing system may further determine settings for parameters of the RAN via the RLA, where the RLA determines the settings in accordance with selections for the settings via the plurality of sub-agents, and apply the plurality of settings to the RAN.Type: GrantFiled: January 31, 2020Date of Patent: November 8, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Jie Chen, Wenjie Zhao, Ganesh Krishnamurthi, Huahui Wang, Huijing Yang, Yu Chen
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Publication number: 20220295369Abstract: Predicting small cell capacity and coverage to facilitate offloading of macrocell capacity is presented herein. A system selects a group of candidate locations for placement of respective small cells to facilitate offloading, via the respective small cells, of traffic from respective macrocells corresponding to the candidate locations—the respective small cells including first transmission powers that are less than second transmission powers of the respective macrocells. Further, for each candidate location of the group of candidate locations, the system determines an estimated amount of traffic capacity of a small cell of the respective small cells that has been presumed to have been placed at the candidate location, and determines estimated signal strengths of respective signals that have been predicted to have been received from the small cell at respective portions of a grid of a defined signal coverage area corresponding to the candidate location.Type: ApplicationFiled: May 27, 2022Publication date: September 15, 2022Inventors: Yuning Yang, Wenjie Zhao
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Patent number: 11445379Abstract: Facilitating analysis and resource planning for advanced heterogeneous networks (e.g., 5G, 6G, and beyond) is provided herein. A system is provided that includes a processor and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations. The operations can include determining that a resource is to be added to existing resources at a grid level of a heterogeneous network. Further, the operations can include selecting candidate locations for placement of the resource based on a coverage-driven objective and a capacity-driven objective defined for the heterogeneous network. The coverage-driven objective can be associated with a demand for services within the grid level of the heterogeneous network. The capacity-driven objective can be associated with demand growth within the grid level of the heterogeneous network. The resource can be a fifth generation millimeter wave node or a cloud radio access network node.Type: GrantFiled: September 29, 2020Date of Patent: September 13, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Jie Chen, Yuning Yang, Zhen Wan, Wenjie Zhao
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Patent number: 11381463Abstract: A system includes a first network edge data collector, a first network edge key performance indicator (KPI) engine configured to operate on first data collected by the first network edge data collector, a KPI metrics manager in communication with the first network edge KPI engine, the KPI metrics manager controlling a KPI metric catalog and wherein the first network edge KPI engine determines first edge KPI metric using a metric algorithm from the KPI metric catalog on the first data.Type: GrantFiled: December 19, 2019Date of Patent: July 5, 2022Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Huijing Yang, Jun Li, Hendra Tuty, Wenjie Zhao
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Patent number: 11368890Abstract: Predicting small cell capacity and coverage to facilitate offloading of macrocell capacity is presented herein. A system selects a group of candidate locations for placement of respective small cells to facilitate offloading, via the respective small cells, of traffic from respective macrocells corresponding to the candidate locations—the respective small cells including first transmission powers that are less than second transmission powers of the respective macrocells. Further, for each candidate location of the group of candidate locations, the system determines an estimated amount of traffic capacity of a small cell of the respective small cells that has been presumed to have been placed at the candidate location, and determines estimated signal strengths of respective signals that have been predicted to have been received from the small cell at respective portions of a grid of a defined signal coverage area corresponding to the candidate location.Type: GrantFiled: June 30, 2020Date of Patent: June 21, 2022Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Yuning Yang, Wenjie Zhao