Patents by Inventor Liang Qiao

Liang Qiao 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: 20240153544
    Abstract: A memory device includes an array of memory cells, a plurality of bit lines, a current control circuit, and a discharge enable circuit coupled between the current control circuit and a ground. The array of memory cells includes a plurality of columns of memory cells. The plurality of bit lines are respectively coupled to the plurality of columns of memory cells. First terminals of the first transistors each is in connection with one of the bit lines. Second terminals of the first transistors each is in connection with the discharge enable circuit. Third terminals of the first transistors are in connection with a reference current generator of the current control circuit.
    Type: Application
    Filed: January 15, 2024
    Publication date: May 9, 2024
    Inventor: Liang QIAO
  • Patent number: 11978142
    Abstract: A method, device, and apparatus for synthesizing a motion sequence of a virtual object and a non-transitory computer-readable storage medium are disclosed. The method can include obtaining description information of a motion sequence of a virtual object, and determining a continuous motion clip set similar to at least some motions in the motion sequence based on the description information and a continuous motion clip library constructed with video materials. The method can further include synthesizing the motion sequence of the virtual object based on the continuous motion clip set, where each continuous motion clip in the continuous motion clip library includes a unique identifier of the continuous motion clip, motion information of the continuous motion clip, and a representation vector corresponding to the each continuous motion clip.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: May 7, 2024
    Assignee: TENCENT AMERICA LLC
    Inventors: Di Kang, Jing Li, Weidong Chen, Wei Zhang, Liang Qiao, Linchao Bao
  • Publication number: 20240122433
    Abstract: A sweeping assembly for a cleaning device, includes: a brush holder defining an accommodating cavity therein; a main brushroll accommodated in the accommodating cavity of the brush holder, the main brushroll including a cleaning part located at a middle portion of the main brushroll and a connecting part located at an end of the main brushroll, the connecting part being connected to the brush holder or a driver of the cleaning device; and an anti-winding structure arranged at the brush holder, and including a first end connected to the brush holder, and a second end abutting against the brushroll.
    Type: Application
    Filed: December 20, 2023
    Publication date: April 18, 2024
    Applicants: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing Rockrobo Technology Co., Ltd.
    Inventors: Liang QIAO, Xing LI, Yongfeng XIA
  • Patent number: 11928872
    Abstract: Methods and an apparatuses for recognizing a text, recognition devices and storage media are provided, which belong to the field of text detections. A method includes: extracting, by the recognition device, a feature map of a to-be-recognized image, then determining segmentation information of a text region of the to-be-recognized image based on a preset segmentation network and the feature map, and then determining boundary key points in the text region based on the segmentation information, and then converting a text in the text region into a text with a target arrangement sequence based on the boundary key points and then inputting the text obtained by conversion into a preset recognition model for recognition processing.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: March 12, 2024
    Assignee: SHANGHAI GOLDWAY INTELLIGENT TRANSPORTATION SYSTEM CO., LTD.
    Inventor: Liang Qiao
  • Patent number: 11915786
    Abstract: A memory device includes an array of memory cells, a plurality of bit lines, a current control circuit, and a discharge enable circuit. The array of memory cells includes a plurality of columns of memory cells. The plurality of bit lines are respectively coupled to the plurality of columns of memory cells. The current control circuit is coupled to the plurality of bit lines to control a discharge current in a discharge operation. The discharge enable circuit is coupled to the current control circuit to enable the discharge operation. The discharge operation discharges a charge on the plurality of bit lines.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: February 27, 2024
    Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.
    Inventor: Liang Qiao
  • Publication number: 20240040392
    Abstract: This application provides a communication method and apparatus. The method is applied to an unlicensed band, and includes: receiving first information sent by a network device, where the first information includes a Q value or a first parameter, and the first parameter indicates a status of a discovery burst transmission window DBTW; and determining the status of the DBTW based on the Q value or the first parameter. According to the solution provided in this application, a terminal device can determine the status of the DBTW, to quickly implement timing synchronization with the network device.
    Type: Application
    Filed: September 28, 2023
    Publication date: February 1, 2024
    Inventors: Liang QIAO, Keyvan ZARIFI, Jiayin ZHANG
  • Patent number: 11882970
    Abstract: The present disclosure relates to a cleaning device and a sweeping assembly thereof. The sweeping assembly includes: a brush holder; a brush body arranged in the brush holder, and including a cleaning part and a connecting part connected to each other, the connecting part being further connected to the driver to rotate the brush body, the cleaning part including a brush member protruding outward therefrom; and an anti-winding structure arranged at the connecting part, and configured to fill up a gap between the brush holder and the connecting part.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: January 30, 2024
    Assignees: Beijing Xiaomi Mobile Software Co., Ltd., Beijing Rockrobo Technology Co., Ltd.
    Inventors: Liang Qiao, Xing Li, Yongfeng Xia
  • Publication number: 20240005994
    Abstract: The present application discloses a memory device, a programming method and a memory system. The memory device comprises: a memory cell array comprising a plurality of word lines and a plurality of bit lines; each of the word lines comprising at least two word line segments; each of the word line segment in the word line having different signal transmission distances from a word line driver; different word line segments in the word line corresponding to different bit lines respectively; the word line driver configured to apply a word line voltage to the word line; a bit line driver configured to apply different bias voltages to different bit lines corresponding to the different word line segments respectively during application of a programming pulse.
    Type: Application
    Filed: December 28, 2022
    Publication date: January 4, 2024
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Liang QIAO, Bowen WANG
  • Publication number: 20230346177
    Abstract: A cleaning device, a storage apparatus for the cleaning device, and a cleaning system are provided. The cleaning device includes a body and a connecting portion, the body or the connecting portion is provided with an attraction member, and the attraction member is configured to attract a surface to be attracted.
    Type: Application
    Filed: November 17, 2021
    Publication date: November 2, 2023
    Inventors: Peng LEI, Liang QIAO, Qing SUN
  • Patent number: 11798190
    Abstract: Embodiments of this application disclose a method for displaying a virtual character in a plurality of real-world images captured by a camera is performed at an electronic device. The method includes: capturing an initial real-world image using the camera; simulating a display of the virtual character in the initial real-world image; capturing a subsequent real-world image using the camera after a movement of the camera; determining position and pose updates of the camera associated with the movement of the camera from tracking one or more feature points in the initial real-world image and the subsequent real-world image; and adjusting the display of the virtual character in the subsequent real-world image in accordance with the position and pose updates of the camera associated with the movement of the camera.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: October 24, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiangkai Lin, Liang Qiao, Fengming Zhu, Yu Zuo, Zeyu Yang, Yonggen Ling, Linchao Bao
  • Publication number: 20230292972
    Abstract: A debris cleaning mechanism and a cleaning device, comprising a driving mechanism, a transmission mechanism, and a debris scraping mechanism. The transmission mechanism comprises a gear box, and the gear box is connected to the driving mechanism by means of an input shaft and connected to the debris scraping mechanism by means of an output shaft; the debris scraping mechanism comprises a debris scraping body, and the output shaft is in transmission connection with the debris scraping body to drive the debris scraping body to move; the debris scraping body is provided with a first and/or a second debris scraping strip. The cleaning device comprises a debris barrel, a debris barrel cover, the debris cleaning mechanism, and a cover opening mechanism; when a rack of the transmission mechanism moves to a preset position along the axial direction of the debris barrel, the cover opening mechanism is pushed to move.
    Type: Application
    Filed: June 25, 2021
    Publication date: September 21, 2023
    Applicant: Beijing Roborock Technology Co., Ltd.
    Inventors: Xing LI, Zhimin YANG, Yungen QIN, Cheng YANG, Guangzhong LUO, Ping LUO, Liang QIAO
  • Patent number: 11756699
    Abstract: A conductive silver aluminum paste includes the following components by weight percentage: 80.0%-90.0% of silver powder; 0.3%-2.5% of aluminum powder; 0.0%-1.5% of silicon powder; 1.0%-6.0% of first-type glass powder; 0.5%-4.0% of second-type glass powder; and 7.0%-15.0% of organic vehicle. The first-type glass powder is Pb-Zn-B-O-M glass powder, and the second-type glass powders is Ba-B-O-M glass powder, M is at least one of alkali metal elements; the organic vehicle is a vehicle of organic resin and/or cellulose, and a content of the organic resin and/or the cellulose in the organic vehicle is not higher than 10.0% of a total mass of the organic vehicle. By introducing two different types of glass powder, the contact resistance between the metal grid and the PN junction layer is reduced, thereby obtaining high-performance silver aluminum pastes for N-type Topcon monocrystalline silicon cells and high-efficiency electrode metallization for N-type silicon solar cells.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: September 12, 2023
    Assignee: SHANGHAI SILVER PASTE SCI. & TECH. CO., LTD.
    Inventors: Xiaolong Chen, Liang Qiao, Bing Liu, Jie Liu, Can Ma, Yun Wang
  • Publication number: 20230268008
    Abstract: The present disclosure provides a method for discharging a memory device after an erase operation. The method comprises grounding a source line of the memory device; and switching on a discharge transistor to connect a bit line of the memory device to the source line by maintaining a constant voltage difference between a gate terminal of the discharge transistor and the source line. The method also includes comparing an electrical potential of the source line with a first predetermined value; and floating the gate terminal of the discharge transistor when the electrical potential of the source line is lower than the first predetermined value.
    Type: Application
    Filed: June 23, 2022
    Publication date: August 24, 2023
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Weiwei HE, Liang QIAO, Mingxian LEI
  • Publication number: 20230240495
    Abstract: A cleaning apparatus, including: a suction system; a separation system; a filtration system; and a garbage collection system at least comprising a first garbage collection cavity configured to collect garbage passing through a primary separation system and a second garbage collection cavity configured to collect garbage passing through a secondary separation system, wherein the first garbage collection cavity and the second garbage collection cavity have a common airtight cover, a bottom of the second garbage collection cavity and a bottom of the first garbage collection cavity are located on the airtight cover in a direction extending outward from a center of the airtight cover, and the first garbage collection cavity and the second garbage collection cavity are isolated in a sealed manner in a direction perpendicular to a surface of the airtight cover.
    Type: Application
    Filed: September 23, 2021
    Publication date: August 3, 2023
    Inventors: Qing SUN, Peng LEI, Liang QIAO, Wang LIU
  • Publication number: 20230240490
    Abstract: A cleaning tool, including a suction pipe, a brush head outer casing, a motor casing, and a brush head. The cleaning tool further includes: a brush head inner casing, which is relatively rotatably provided in the brush head outer casing and forms an accommodation cavity of the brush head; and a bottom plate, which is integrally formed with the brush head inner casing and forms a cleaning contact surface of the cleaning tool. The bottom plate includes a front raised portion and a rear raised portion.
    Type: Application
    Filed: September 3, 2021
    Publication date: August 3, 2023
    Inventors: Kaifang ZHONG, Qing SUN, Liang QIAO
  • Patent number: 11710351
    Abstract: A computer device extracts a plurality of target windows from a target video. Each of the target windows comprises a respective plurality of consecutive video frames. For each of the target windows, the device performs action recognition on the respective plurality of consecutive video frames corresponding to the target window to obtain respective first action feature information of the target window. The device obtains a similarity between the first action feature information of the target window and preset feature information. The device determines, from the respective obtained similarities corresponding to the plurality of target windows, a highest first similarity and a first target window corresponding to the highest first similarity. The device also determines a dynamic action corresponding to the highest first similarity as the preset dynamic action in accordance with threshold settings.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: July 25, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Jingmin Luo, Liang Qiao, Xiaolong Zhu
  • Publication number: 20230190067
    Abstract: A mopping module and a cleaning head. The mopping module includes a water tank, a mopping cloth, and a water volume control mechanism. A water tank hole is provided at a bottom portion of the water tank; the water tank hole communicates with the interior of the water tank; the mopping cloth is provided outside the bottom portion of the water tank; the water volume control mechanism comprises a knob and a water control tray; and by controlling the cooperation between the water control tray and the water tank hole via the knob, the amount of water flowing from the water tank to the mopping cloth through the water tank hole is adjusted.
    Type: Application
    Filed: October 8, 2021
    Publication date: June 22, 2023
    Inventors: Jinyi LIU, Peng LEI, Liang QIAO, Xu LI
  • Publication number: 20230188402
    Abstract: A master information block MIB determining method and apparatus are provided. The method is: A network device sends a synchronization information block to a terminal device. At least one field in an MIB included in the synchronization information block is used to indicate whether an MIB is an MIB applied to an unlicensed frequency band. After receiving the synchronization information block from the network device, the terminal device determines, based on the field in the MIB included in the synchronization information block, that the MIB is an MIB applied to the unlicensed frequency band. In this way, the terminal device can determine, based on the at least one field in the MIB in the synchronization information block, whether the received MIB is an MIB applied to the unlicensed frequency band, to accurately access a corresponding cell subsequently.
    Type: Application
    Filed: November 14, 2022
    Publication date: June 15, 2023
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Liang Qiao, Jiayin Zhang, Qiong Jia
  • Patent number: 11645233
    Abstract: Embodiments of the present invention relate to methods, systems, and computer program products for file management in a distributed file cache system. In some embodiments, a method is disclosed. According to the method, responsive to determining that at least one client node is obtaining a file of a first version stored at a storage node, one or more processors generate contact information indicating that the file of the first version is accessible from the storage node and the at least one client node and recorded the contact information into a distributed hash table. The storage node and the at least one client node are included in a plurality of nodes associated with the distributed hash table. Further, one or more processors generate first version information indicating that the file is of the first version and record the first version information into a blockchain associated with the plurality of nodes.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: May 9, 2023
    Assignee: International Business Machines Corporation
    Inventors: Cheng Yong Zhao, Jia Min Li, Zhong Shi Lu, Ze Rui Yuan, Yan Liang Qiao
  • Patent number: 11625896
    Abstract: A face modeling method and apparatus, an electronic device and a computer-readable medium. Said method comprises: acquiring multiple depth images, the multiple depth images being obtained by photographing a target face at different irradiation angles; performing alignment processing on the multiple depth images to obtain a target point cloud image; using the target point cloud image to construct a three-dimensional model of the target face. The present disclosure alleviates the technical problems of poor robustness and low precision of the three-dimensional model constructed according to the three-dimensional model constructing method.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: April 11, 2023
    Assignee: BEIJING KUANGSHI TECHNOLOGY CO., LTD.
    Inventors: Liang Qiao, Keqing Chen, Haibin Huang