Patents by Inventor Zheng Yan
Zheng Yan 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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Publication number: 20240257213Abstract: Systems and methods including one or more processors and one or more non-transitory storage devices storing computing instructions executed by the one or more processors can perform functions comprising: storing a category classification hierarchy that classifies items into a plurality of browse categories; monitoring user engagement metrics for each of the items; using the user engagement metrics to compute shelf importance signals for the items; executing a ranking engine that generates a ranked item listing for a browse category based, at least in part, on the shelf importance signals for the items; and transmitting the ranked item listing for the browse category to a computing device. Other embodiments are disclosed herein.Type: ApplicationFiled: January 30, 2023Publication date: August 1, 2024Applicant: Walmart Apollo, LLCInventors: Varun Joshi, Cun Mu, Zheng Yan
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Publication number: 20240256555Abstract: Systems and methods including one or more processors and one or more non-transitory storage devices storing computing instructions configured to run on the one or more processors and perform functions relating to detecting trending search queries that are popular in a short-term time period. User engagement metrics are derived from historical search engine data. A trending analysis function executes statistical analyses on the user engagement to identify the trending search queries. Other embodiments are disclosed herein.Type: ApplicationFiled: January 30, 2023Publication date: August 1, 2024Applicant: Walmart Apollo, LLCInventors: Junchao Zheng, Chen Song, Jun Zhao, Zheng Yan
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Publication number: 20240256768Abstract: A method including extracting queries from historical search query data. The method also can include spellchecking each of the queries (i) using a first spellcheck model and (ii) using a second spellcheck model. A latency of the first spellcheck model is lower than a latency of the second spellcheck model, and an overall accuracy of the second spellcheck model is higher than an overall accuracy of the first spellcheck model. The method additionally can include determining first queries of the queries in which, for each of the first queries, a first respective spellcheck output from the first spellcheck model is different from a second respective spellcheck output from the second spellcheck model. The method further can include adding at least a portion of the first queries to a spellcheck cache for runtime spellchecking. Other embodiments are described.Type: ApplicationFiled: January 30, 2023Publication date: August 1, 2024Applicant: Walmart Apollo, LLCInventors: Adithya Rajan, Weiqi Tong, Zheng Yan
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Publication number: 20240257208Abstract: A method including receiving a request from a user to view a page. The page is one of a search results page or a browse shelf page. The method also can include obtaining a respective brand affinity score for the user for each of one or more product types associated with the request. The method additionally can include generating a respective brand affinity signal for the user for each respective item in a baseline list of items to be displayed on the page, based on the request and the respective brand affinity score for the user for a product type of the one or more product types associated with the respective item. The method further can include generating a reranking of the items to be displayed on the page, based on a machine learning model and based on factors comprising the respective brand affinity signals for the user for the items and other rerank signals. The method additionally can include outputting the reranking of the items. Other embodiments are described.Type: ApplicationFiled: January 30, 2023Publication date: August 1, 2024Applicant: Walmart Apollo, LLCInventors: Jingbo Liu, Jie Zhao, Junchao Zheng, Jun Zhao, Cun Mu, Zheng Yan
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Publication number: 20240242987Abstract: Aspects of the disclosure provide a wet etch semiconductor-processing system, which can include a wet processing bath configured to be filled with a processing liquid and configured for one or more semiconductor samples to be placed vertically in parallel therein and immersed in the processing liquid, and a sensor optically coupled to one of the semiconductor samples. The sensor can be configured to form an illumination beam, collect bandgap photoluminescence (PL) light excited by the illumination beam onto a surface of the semiconductor sample at an illuminated spot, and measure spectral intensities of the bandgap PL light in a vicinity of a semiconductor bandgap wavelength of the semiconductor sample. The sensor can be arranged with respect to the wet processing bath such that the sensor directs the illumination beam onto the surface of the semiconductor sample at the illuminated spot and receives the bandgap PL light from the illuminated spot.Type: ApplicationFiled: March 28, 2024Publication date: July 18, 2024Applicant: Tokyo Electron LimitedInventors: Ivan MALEEV, Yaowu MA, Zheng YAN, Basanta BHADURI
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Patent number: 12038975Abstract: Systems and methods including one or more processors and one or more non-transitory computer readable media storing computing instructions that, when executed on the one or more processors, perform: receiving historical in-session user activity information; receiving, via a graphical user interface (GUI) of a user device, a partial search query from a user; analyzing the partial search query based on the historical in-session user activity information using one or more query suggestion systems to determine a respective score for respective suggested search queries from each of the one or more query suggestion systems; determining a respective absolute position metric for the respective suggested search queries from each of the one or more query suggestion systems; determining a respective efficiency metric for each of the one or more query suggestion systems based on the respective absolute position metric; analyzing the respective efficiency metric for each of the one or more query suggestion systems to deteType: GrantFiled: January 14, 2022Date of Patent: July 16, 2024Assignee: WALMART APOLLO, LLCInventors: Junchao Zheng, Vishal Kumar Rathi, Andrew Thomas Catalano, Sanjay Shah, Aniket Ashok Limaye, Jun Zhao, Zheng Yan
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Publication number: 20240230668Abstract: A pretreatment method for detection of an undenatured type II collagen in a cartilage collagen product or a cartilage is proposed. The method can separate an undenatured type II collagen from a complex environment system including proteoglycan, a hydrolyzed collagen, open-chain denatured collagen and the like, and present a dissolved state, thereby facilitating subsequent further qualitative and quantitative detection.Type: ApplicationFiled: April 26, 2021Publication date: July 11, 2024Inventors: Lige LIU, Zheng YAN, Aiqing LIU, Haiyan WANG, Guoqing ZOU
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Patent number: 12032626Abstract: A method including pre-screening second images from a database for a search result based on a first image and also based on respective substring distances between first binary substrings for the first image and respective second binary substrings for each of the second images. The method further can include after the pre-screening, determining a respective image distance for each third image of third images of the search result, wherein the respective image distance is between the first image and the each third image of the third images of the search result, and after determining the respective image distance for each third image of the third images of the search result, when the respective image distance for a particular one of the third images is greater than a predetermined image distance threshold, removing the particular one of the third images from the search result before the search result is displayed on a user device requesting the search result. Other embodiments are disclosed.Type: GrantFiled: January 31, 2023Date of Patent: July 9, 2024Assignee: WALMART APOLLO, LLCInventors: Binwei Yang, Omer Ovenc, Behzad Ahmadi, Cun Mu, Zheng Yan, Guang Yang, Jun Zhao
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Publication number: 20240173357Abstract: A cartilage extract with the effect of improving immune response, a preparation method therefor, and a use thereof. The cartilage extract uses animal cartilage as a raw material, and a cartilage extract containing an effective amount of undenatured type II collagen for improving immune response is obtained by adding sodium hyaluronate and lentinan at a mass ratio of 4:1 to 1:1, being capable of simultaneously preventing microbial spoilage of the cartilage extract and denaturation of the type II collagen during the storage period, and thereby improving the safety and storability of the product. The obtained cartilage extract has the advantages of high safety and effectiveness and has the effects of improving immune response, increasing the content of serum anti-inflammatory factors such as TGF-?, and reducing the content of inflammatory factors such as TNF-?, and can therefore be added to health food or functional food as a food raw material.Type: ApplicationFiled: March 23, 2022Publication date: May 30, 2024Inventors: Haiyan WANG, Aiqing LIU, Zheng YAN, Lige LIU
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Publication number: 20240151681Abstract: Systems, methods, and devices for providing a phase-separated porous nanocomposite including a porous polymer substrate with a plurality of pores and conductive silver nanowire disposed therein. The pores within the nanocomposite permit stretching and strain loading condition without a substantial impact on electrical properties such as electrical resistance.Type: ApplicationFiled: November 3, 2023Publication date: May 9, 2024Inventors: Zheng Yan, Yadong Xu, Jingwei Xie
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Patent number: 11979398Abstract: A voiceprint authentication apparatus is provided, comprising: a voice receiving module configured to receive a user's voices in different speaking modes; a feature extraction module configured to extract respective sets of voice features from the user's voices in different speaking modes; a synthesis module configured to generate a first voiceprint template by synthesizing the respective sets of voice features; and a first communication module configured to send the first voiceprint template to a server to authenticate the user, wherein the user's voices and the respective sets of voice features are not sent to the server. A corresponding voice authentication method, as well as a computer readable medium, are also provided.Type: GrantFiled: January 22, 2018Date of Patent: May 7, 2024Inventors: Rui Zhang, Zheng Yan
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Publication number: 20240130919Abstract: A system for gait training is disclosed. The system includes a frame having a first, second, third and fourth leg. A pivoting bar is rotatably coupled to an upper portion of the frame and configured to rotate independent of the frame. A plurality of flexible support members are connected to the frame, the plurality of flexible support members including at least one upright flexible support member connected to the pivoting bar and at least one lateral flexible support member connected to at least one of the first, second, third and fourth legs.Type: ApplicationFiled: September 22, 2023Publication date: April 25, 2024Inventors: James Sulzer, John Zheng Yan Ching, Dylan Cole, Madison Gavin, Jonathan Tao
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Patent number: 11908198Abstract: A computing system includes one or more processors and a memory storing instructions that, when executed by the one or more processors, cause the system to perform operations. The operations include obtaining sensor data from a sensor of a vehicle, the sensor data including point cloud frames at different positions, orientations, and times, the sensor data used to generate a map, determining a position and an orientation of the sensor corresponding to a capture of each of the point cloud frames according to a simultaneous localization and mapping (SLAM) algorithm, and depicting, on an interface, a graphical illustration of the determined positions at which the point cloud frames were captured.Type: GrantFiled: March 18, 2021Date of Patent: February 20, 2024Assignee: Pony AI Inc.Inventors: Mengda Yang, Weixin Jiang, Zheng Yan
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Patent number: 11899504Abstract: An electronic device includes a casing, a driven component, a magnetic component and an electromagnetic component. The casing has an outer surface, an inner surface, and an accommodating groove penetrating through the outer surface and the inner surface. The driven component is movably disposed in the accommodating groove. The magnetic component is connected to the driven component. The electromagnetic component is aligned with the magnetic component, and the magnetic component and the electromagnetic component are located at the same side of the inner surface. When the electromagnetic component isn't powered, the magnetic component and the electromagnetic component are attracted to each other, and the driven component is positioned at a first position. When the electromagnetic component is powered, the magnetic component and the electromagnetic component are repulsed to each other so as to drive the driven component to move from the first position to the second position.Type: GrantFiled: February 9, 2021Date of Patent: February 13, 2024Assignee: Acer IncorporatedInventors: Hung-Chi Chen, Ming-Feng Hsieh, Ju-Hsien Weng, Tzu-Hsiang Chang, Zheng-Yan Lee, Yu-Ming Lin, Huei-Ting Chuang, Shun-Bin Chen
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Patent number: 11888878Abstract: Various example embodiments relate generally to providing security for a communication network based on detection and mitigation of an attack in the communication network. Various example embodiments supporting attack detection and mitigation may be configured to support detection and mitigation of an attack in a communication network based on distributed collection of network traffic information at network elements and analysis of aggregated network traffic information at a network controller for determining whether a traffic anomaly indicative of an attack on the communication network is detected. Various example embodiments supporting attack detection and mitigation may be configured to support detection and mitigation of an attack in a communication network based on use of traffic records for supporting the collection, aggregation, and analysis of network traffic information.Type: GrantFiled: February 23, 2018Date of Patent: January 30, 2024Assignee: NOKIA TECHNOLOGIES OYInventors: Xuyang Jing, Zheng Yan
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Publication number: 20230395408Abstract: Aspects of the present disclosure provide a sensor for remote temperature measurement. For example, the sensor can include a light source configured to form an illumination beam, focusing optics configured to direct the illumination beam from the light source onto a semiconductor sample at an illuminated spot thereof, for exciting bandgap photoluminescence (PL) light in the semiconductor sample, collection optics configured to collect the bandgap PL light excited from the semiconductor sample, at least one optical detector configured to measure spectral intensities of the bandgap PL light in a vicinity of a semiconductor bandgap wavelength of the semiconductor sample, and transmission optics configured to transmit the bandgap PL light from the collection optics to the at least one optical detector.Type: ApplicationFiled: May 22, 2023Publication date: December 7, 2023Applicant: Tokyo Electron LimitedInventors: Ivan MALEEV, Yan SUN, Zheng YAN
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Patent number: 11804597Abstract: An electrode for use in a battery includes a silicon-carbon composite with graphite. The silicon-carbon composite structure is microporous. The silicon-carbon composite can be made by dry spraying and magnesiothermically reducing silicon, followed by deposition of carbon.Type: GrantFiled: February 27, 2019Date of Patent: October 31, 2023Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Juchen Guo, Zheng Yan
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Publication number: 20230336978Abstract: Example embodiments of the present disclosure relate to privacy-preserving service provision. A first device receives, from a second device, a request for provisioning data of a location-based service from the second device to a third device, the request comprising first secret sub-key associated with the third device. The first device generates a first secret key for the third device based on the first secret sub-key and second secret sub-key associated with the third device, and decrypts encrypted location information of the third device using the first secure key. The first device accesses the data of the location-based service from the second device based on the decrypted location information of the third device and provides the data of the location-based service to the third device. Through this solution, privacy of location information of a target device can be preserved during provisioning of a service.Type: ApplicationFiled: September 23, 2020Publication date: October 19, 2023Inventor: Zheng YAN
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Enhanced resolution in semiconductor fabrication data acquisition instruments using machine learning
Patent number: 11763161Abstract: A data set is stored in memory circuitry that is indicative of a state of a semiconductor fabrication process or of semiconductor structure fabricated thereby. Features in the data set are discernable to an extent limited by a data resolution. A machine-learning model comprising parameters having respective values assigned thereto as constrained by a model training process is also stored in the memory circuitry. Processor circuitry communicatively coupled to the memory circuitry generates an output data set from the data set in accordance with the machine-learning model such that features in the output data set are discernable to an extent limited by an output data resolution that is finer than the data resolution of the data set.Type: GrantFiled: March 16, 2020Date of Patent: September 19, 2023Assignee: Tokyo Electron LimitedInventors: Yan Chen, Xinkang Tian, Zheng Yan -
Patent number: D1038150Type: GrantFiled: December 22, 2022Date of Patent: August 6, 2024Assignee: Acer IncorporatedInventors: Ching-Yuan Chuang, Zheng-Yan Lee, Chung-Hsien Lee, Hsiao-Wei Chi