Patents by Inventor Zhen Wu

Zhen Wu 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: 20260130555
    Abstract: An obstacle avoidance method for a self-moving robot includes: receiving, by the self-moving robot, an operation instruction for ignoring a specified obstacle; detecting an obstacle of a same type as the specified obstacle in a region range labeled with the specified obstacle; and keeping cleaning without performing an obstacle avoidance operation on the obstacle of the same type.
    Type: Application
    Filed: July 16, 2025
    Publication date: May 14, 2026
    Inventors: Zhen WU, Haojian XIE, Song PENG, Yixing WANG, Zhiying HU
  • Publication number: 20260116430
    Abstract: A system includes one or more processors that obtain sensor data; characterize the sensor data, obtaining one or more analysis results from the characterized sensor data, validate the one or more analysis results based on feedback data, based on the one or more analysis results and the validation thereof, create an operational design domain, and generate an operational protocol based on the operational design domain. The generating of the operational protocol includes translating the operational design domain into executable commands directed to an ego vehicle.
    Type: Application
    Filed: October 29, 2024
    Publication date: April 30, 2026
    Inventors: Zhen Wu, Andreas Reschka
  • Patent number: 12608006
    Abstract: A ranging method includes determining a first distance of the object to be measured relative to the self-mobile robot, where content in the first image comprises at least the object and a surface on which the object is located; selecting a point located on the object from the first image as a 5 reference point; determining initial parallax based on the first distance; and determining a region of interest from a second image collected by a second image collection apparatus, and determining a location of the reference point from the region of interest as a first target point; determining a second target point from the region of interest based on the first target point, and determining an actual parallax distance between the first image collection apparatus and the second image collection apparatus; and calculating depth information of the object based on the actual parallax distance.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: April 21, 2026
    Assignee: Beijing Roborock Innovation Technology Co., Ltd.
    Inventors: Yang Yu, Zhen Wu
  • Publication number: 20260076122
    Abstract: A control method of a multi-stage etching process and a processing device using the same are provided. The control method of the multi-stage etching process includes the following step S. A stack information of a plurality of hard mask layers is set. An etching target condition is set. Through a machine learning model, a parameter setting recipe of the hard mask layers is generated under the etching target condition. The machine learning model is trained based on the stack information of the hard mask layers, a plurality of process parameters and a process result.
    Type: Application
    Filed: November 12, 2025
    Publication date: March 12, 2026
    Inventors: Liang Ju WEI, Chung-Yi CHIU, Zhen WU, Hsuan-Hsu CHEN, Chun-Lung CHEN
  • Patent number: 12541936
    Abstract: Disclosed are a method and apparatus for detecting a near-field object, a medium and an electronic device. In the present disclosure, the characteristics of an automatic exposure apparatus before and after light supplement of a light supplement lamp are used, two images are shot in the same direction before and after light supplement of the light supplement lamp, and whether the near-field object exists is determined through comparison of the two images. Without adding additional apparatuses, the task of discovering the near-field objects by a self-walking device is completed by using the existing apparatus, and the collision between the self-walking device and the near-field object is avoided.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: February 3, 2026
    Assignee: BEIJING ROBOROCK INNOVATION TECHNOLOGY CO., LTD.
    Inventors: Yang Yu, Zhen Wu
  • Patent number: 12498727
    Abstract: The present disclosure provides a method for displaying a pose of a robot in a three-dimensional map, an apparatus, a device, and a storage medium. The method includes: acquiring a three-dimensional map of a space in which the robot is located; acquiring a two-dimensional map constructed by the robot; matching the three-dimensional map with the two-dimensional may constructed by the robot to obtain a correspondence between the three-dimensional map and the two-dimensional map constructed by the robot; acquiring a nose of the robot on the two-dimensional map constructed by the robot; and displaying a pose of the robot in the three-dimensional map based on the pose of the robot on the two-dimensional map constructed by the robot and the correspondence between the three-dimensional map and the two-dimensional map constructed by the robot.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: December 16, 2025
    Assignee: BEIJING ROBOROCK INNOVATION TECHNOLOGY CO., LTD.
    Inventors: Yang Yu, Zhen Wu
  • Patent number: 12494376
    Abstract: A control method of a multi-stage etching process and a processing device using the same are provided. The control method of the multi-stage etching process includes the following step S. A stack information of a plurality of hard mask layers is set. An etching target condition is set. Through a machine learning model, a parameter setting recipe of the hard mask layers is generated under the etching target condition. The machine learning model is trained based on the stack information of the hard mask layers, a plurality of process parameters and a process result.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: December 9, 2025
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Liang Ju Wei, Chung-Yi Chiu, Zhen Wu, Hsuan-Hsu Chen, Chun-Lung Chen
  • Patent number: 12390069
    Abstract: An obstacle avoidance method for a self-moving robot includes: obtaining and recording, by the self-moving robot, information about an obstacle encountered during traveling, wherein the information about the obstacle includes type information and location information of the obstacle; and receiving, by the self-moving robot, an operation instruction for a specified obstacle, wherein the operation instruction is configured for instructing the self-moving robot, when detecting an obstacle of a same type as the specified obstacle in a region range labeled with the specified obstacle, not to perform an obstacle avoidance operation on the obstacle of the same type.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: August 19, 2025
    Assignee: Beijing Roborock Innovation Technology Co., Ltd.
    Inventors: Zhen Wu, Haojian Xie, Song Peng, Yixing Wang, Zhiying Hu
  • Publication number: 20250162600
    Abstract: A system includes one or more processors that obtaining data from one or more source. The data includes an ongoing or planned locomotive action and contextual information associated with the locomotive action. The processors also synchronize the data, generate an output comprising textual components, and convert the output. The processors may execute the locomotive action which may include a driving action.
    Type: Application
    Filed: November 17, 2023
    Publication date: May 22, 2025
    Inventor: Zhen WU
  • Publication number: 20250156685
    Abstract: A system includes one or more processors that obtain a textual prompt, encode the textual prompt, and obtain candidate sequences of sensor data from different modalities, each sequence including a plurality of sequential frames, each of the candidate sequences being evaluated against the textual prompt based on a contrastive loss.
    Type: Application
    Filed: May 31, 2024
    Publication date: May 15, 2025
    Inventor: Zhen WU
  • Publication number: 20250153709
    Abstract: A system includes one or more processors that obtain annotated frames of data. The annotated frames represent or are associated with a locomotive concept and include annotations. The system infers mappings between the annotated frames and concepts associated with locomotion of the vehicle. Each of the mappings correlates a subset of the annotated frames with a concept. The system receives a query for a particular concept, and retrieves, based on the mappings, a particular subset of the annotated frames correlated with the particular concept.
    Type: Application
    Filed: November 9, 2023
    Publication date: May 15, 2025
    Inventor: Zhen WU
  • Publication number: 20250159964
    Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a first region and a second region, forming a first bottom barrier metal (BBM) layer on the first region and the second region, forming a first work function metal (WFM) layer on the first BBM layer on the first region and the second region, and then forming a diffusion barrier layer on the first WFM layer.
    Type: Application
    Filed: January 15, 2025
    Publication date: May 15, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Yi-Fan Li, Wen-Yen Huang, Shih-Min Chou, Zhen Wu, Nien-Ting Ho, Chih-Chiang Wu, Ti-Bin Chen
  • Publication number: 20250073692
    Abstract: The present invention relates to a process for preparing a catalyst, wherein the process comprises steps of: 1) providing a molecular sieve, adding an active metal promoter into the molecular sieve, and shaping the molecular sieve into a shaped body, 2) placing the shaped body in a fixed bed reactor, 3) dissolving a transition metal salt in a first valence state and a bidentate ligand into a solvent to prepare a solution, 4) passing the solution and ethylene through the fixed bed reactor charged with the shaped body, loading the transition metal onto the molecular sieve through ion exchange, and at the same time the transition metal in the first valence state at least partially being reduced into a transition metal salt in a second valence state by the active metal promoter, wherein the second valence state is lower than the first valence state, so as to obtain the catalyst.
    Type: Application
    Filed: January 29, 2024
    Publication date: March 6, 2025
    Inventors: Xiwu CHEN, Yi XU, Weituo XIE, Zhen WU, Xiuhong LONG
  • Patent number: 12237394
    Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a first region and a second region, forming a first bottom barrier metal (BBM) layer on the first region and the second region, forming a first work function metal (WFM) layer on the first BBM layer on the first region and the second region, and then forming a diffusion barrier layer on the first WFM layer.
    Type: Grant
    Filed: July 26, 2023
    Date of Patent: February 25, 2025
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Yi-Fan Li, Wen-Yen Huang, Shih-Min Chou, Zhen Wu, Nien-Ting Ho, Chih-Chiang Wu, Ti-Bin Chen
  • Publication number: 20250015158
    Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a first region and a second region, forming a first bottom barrier metal (BBM) layer on the first region and the second region, forming a first work function metal (WFM) layer on the first BBM layer on the first region and the second region, and then forming a diffusion barrier layer on the first WFM layer.
    Type: Application
    Filed: September 18, 2024
    Publication date: January 9, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Yi-Fan Li, Wen-Yen Huang, Shih-Min Chou, Zhen Wu, Nien-Ting Ho, Chih-Chiang Wu, Ti-Bin Chen
  • Patent number: 12125890
    Abstract: A method for fabricating semiconductor device includes the steps of first providing a substrate having a first region and a second region, forming a first bottom barrier metal (BBM) layer on the first region and the second region, forming a first work function metal (WFM) layer on the first BBM layer on the first region and the second region, and then forming a diffusion barrier layer on the first WFM layer.
    Type: Grant
    Filed: July 26, 2023
    Date of Patent: October 22, 2024
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Yi-Fan Li, Wen-Yen Huang, Shih-Min Chou, Zhen Wu, Nien-Ting Ho, Chih-Chiang Wu, Ti-Bin Chen
  • Publication number: 20240314445
    Abstract: The present disclosure provides a photographic exposure method for a self-moving device. The method includes: detecting, based on a preset rule, brightness information of a target region in an image; adjusting a exposure parameter in response to the detected brightness information not meeting a preset condition; and performing, based on the adjusted exposure parameter, exposure in a localized region during image acquisition, the localized region including at least the target region.
    Type: Application
    Filed: June 17, 2021
    Publication date: September 19, 2024
    Inventors: Zhen WU, Jiabo CHEN
  • Patent number: 12067970
    Abstract: A method for mining feature information, an apparatus for mining feature information and an electronic device are disclosed. The method includes: determining a usage scenario of a target device; obtaining raw audio data including real scenario data, speech synthesis data, recorded audio data and other media data; generating target audio data of the usage scenario by simulating the usage scenario based on the raw audio data; and obtaining feature information of the usage scenario by performing feature extraction on the target audio data.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: August 20, 2024
    Assignee: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Jiaxiang Ge, Zhen Wu, Maoren Zhou, Qiguang Zang, Ming Wen, Xiaoyin Fu
  • Publication number: 20240274623
    Abstract: An array substrate, a method for manufacturing an array substrate, a display panel and a display device are provided. The array substrate includes a substrate; an insulating layer arranged at a side of the substrate, where the insulating layer is provided with an opening, the insulating layer includes a first area and a second area, a thickness of the first area is less than a thickness of the second area, and the first area is arranged around at least a part of the opening; and a first conductive part arranged at a side of the insulating layer away from the substrate, where an orthographic projection of the first conductive part on the substrate and an orthographic projection of the first area on the substrate are at least partially overlapped.
    Type: Application
    Filed: April 23, 2024
    Publication date: August 15, 2024
    Applicant: XIAMEN TIANMA OPTOELECTRONICS CO., LTD.
    Inventors: Changgang WU, Xuhui PENG, Jiaqi KANG, Xiaoxia HONG, Zhe PIAO, Yiwei WU, Pan JIN, Zhen WU
  • Patent number: 12026722
    Abstract: An information reading system includes an information reading device and a device-to-be-identified. The information reading device includes a first signal pin, a second signal pin, and a control module, and the device-to-be-identified includes a third signal pin and a ground pin. The control module is configured to, when recognizing that the device-to-be-identified is inserted, control the first signal pin to connect to the third signal pin of the device-to-be-identified, and control the second signal pin to connect to the ground pin, to form a first single-wire path, and attempt to read anti-counterfeiting information stored in the device-to-be-identified by using the first single-wire path.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: July 2, 2024
    Assignee: BYD COMPANY LIMITED
    Inventors: Zhiyong Zheng, Zhen Wu