Patents by Inventor Ziyang Zhang

Ziyang 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).

  • Publication number: 20250150619
    Abstract: This application relates to a data storage method, a reading method, an apparatus, a storage medium, and a program product. The data storage method is applied to a processor and includes: (S1) obtaining event data; (S2) processing the event data, to obtain a plurality of data blocks and a plurality of corresponding metadata blocks, where each data block includes a part of processed event data, and each metadata block includes a start time, an end time, a quantity, and a compression manner of event data in a data block corresponding to the metadata block, and a storage address of the data block; and (S3) storing the plurality of data blocks into a first storage area, and storing the plurality of metadata blocks into a second storage area.
    Type: Application
    Filed: January 8, 2025
    Publication date: May 8, 2025
    Applicants: TSINGHUA UNIVERSITY, HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yaoyuan Wang, Mingsheng Long, Kaichao You, Ziyang Zhang, Ying Wang, Yunlong Zhan, Jianxing Liao, Jianmin Wang, Kanwen Wang
  • Publication number: 20250133304
    Abstract: This application provides an event data processing method, including: obtaining event data shot by an event camera, where the event data includes a timestamp of occurrence of an event, pixel coordinates, and a brightness change status; and generating an event frame matrix based on a plurality of pieces of event data within a preset time period, where a location of a matrix element in the event frame matrix corresponds to pixel coordinates, a value of the matrix element indicates whether there is an event at a corresponding pixel and an event polarity of a pixel with an event, if there is an event at the pixel, it indicates that brightness of the pixel is changed within the preset time period, or if there is no event at the pixel, it indicates that brightness of the pixel is not changed, and the event polarity includes increased brightness and decreased brightness.
    Type: Application
    Filed: December 30, 2024
    Publication date: April 24, 2025
    Applicants: TSINGHUA UNIVERSITY, HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yaoyuan Wang, Mingsheng Long, Kaichao You, Ziyang Zhang, Ying Wang, Yunlong Zhan, Jianmin Wang
  • Publication number: 20250108052
    Abstract: Described herein, inter alia, are immunophilin binding compounds and methods of treating CNS diseases, including co-administering outside the CNS of a subject an anti-CNS disease drug and a compound described herein.
    Type: Application
    Filed: November 22, 2024
    Publication date: April 3, 2025
    Inventors: Kevan M. Shokat, Ziyang Zhang, William A. Weiss, QiWen Fan
  • Publication number: 20250102717
    Abstract: An optical structure, a manufacturing method thereof and a display device. The optical structure has a light incident side and a light-exiting side, the optical structure includes a first lens, a transflective film, a phase retardation layer, and a polarizing reflective film. The first lens includes a first surface and a second surface, the phase retardation layer is located on a side of the second surface away from the first surface, the phase retardation layer includes an alignment layer and a liquid crystal layer, the manufacturing method includes: coating the alignment layer on the second surface of the first lens; using an alignment light source to optically align the alignment layer from the light incident side; coating the liquid crystal layer on a side of the alignment layer away from the second surface.
    Type: Application
    Filed: September 24, 2024
    Publication date: March 27, 2025
    Inventors: Shaopeng ZHU, Ziyang ZHANG, Jian CHEN, Ling FU, Wenbin BAI
  • Publication number: 20250097593
    Abstract: This application provides a chip, a dynamic vision sensor, and a method for outputting pixel information. The chip includes a pixel array and a processing circuit, and each pixel row in the pixel array includes at least two pixel groups. In the processing circuit, based on a change of a light intensity value of at least one pixel in a first pixel group, a first signal including row location information of the first pixel group in the pixel array is generated, and a second signal including column location information of a pixel row in which the first pixel group is located is generated. The first signal and the second signal are sent to a pixel output circuit, to enable the pixel output circuit to accurately output location information of the first pixel group whose light intensity value changes in the pixel array.
    Type: Application
    Filed: November 27, 2024
    Publication date: March 20, 2025
    Applicants: HUAWEI TECHNOLOGIES CO., LTD., Institute of Semiconductors,Chinese Academy of Sciences
    Inventors: Ziyang Zhang, Yaoyuan Wang, Liyuan Liu, Lei Kang, Jianxing Liao, Ying Wang, Heming Huang
  • Publication number: 20250097601
    Abstract: This application provides a pixel of an image sensor and an image sensor. The pixel may include an optical-to-electrical conversion circuit and a composite measurement circuit. The optical-to-electrical conversion circuit may be configured to generate a first current based on incident light that is incident on the pixel. The composite measurement circuit is coupled to the optical-to-electrical conversion circuit. The pixel may have a first operating mode and a second operating mode. The composite measurement circuit may generate a first pulse signal based on the first current when the pixel operates in the first operating mode, where the first pulse signal represents the intensity information of the incident light. When the pixel operates in the second operating mode, the pixel receives a plurality of sampling signals, and generates a plurality of second pulse signals based on the first current and the plurality of sampling signals.
    Type: Application
    Filed: November 27, 2024
    Publication date: March 20, 2025
    Applicants: HUAWEI TECHNOLOGIES CO., LTD., Institute of Semiconductors, Chinese Academy of Sciences
    Inventors: Yaoyuan Wang, Ziyang Zhang, Liyuan Liu, Huanhui Zhang, Jianxing Liao, Ying Wang, Heming Huang
  • Publication number: 20250079962
    Abstract: The present application provides a linear vibration motor, including a casing, a stator and a vibrator accommodated in the casing, and an elastic member for suspending the vibrator in the casing. The vibrator includes a mass block having a through-hole, and a magnetic circuit system. The magnetic circuit system includes a first magnetic steel arranged on one side of the stator and a second magnetic steel arranged on the other side of the stator. The first magnetic steel and the second magnetic steel are extended in parallel and arranged centrally symmetrically around a geometric center of the stator. The first magnetic steel includes a first magnetic steel portion, and the second magnetic steel includes a second magnetic steel portion. The asymmetric magnetic circuit structure can improve the nonlinear vibration when the stator is offset during the arrangement, which is helpful for improving the stability and yield of the test.
    Type: Application
    Filed: December 14, 2023
    Publication date: March 6, 2025
    Inventors: Weibo Chen, Xiaorong Zhou, Ziyang Zhang, Keyang Wang
  • Publication number: 20250079961
    Abstract: The present application provides a linear motor, including a casing, a vibrator assembly, and elastic brackets. The elastic brackets are arranged on both sides of a vibration direction of the vibrator assembly, including a first fixing portion connected to the casing, a second fixing portion connected to the vibrator assembly, and a connecting portion. An outer surface of the second fixing portion is provided with a welding tab, and the welding tab includes two first side edges arranged relatively parallel to each other and extended along the vibration direction, a second side edge and an arcuate edge connecting the two first side edges. The arcuate edge is protruded in a direction away from the second side edges. The edges of the welding tabs in the linear motor have an arcuate structure, which can improve the stress distribution of the elastic brackets and improve the lifespan of the product.
    Type: Application
    Filed: December 14, 2023
    Publication date: March 6, 2025
    Inventors: Weibo Chen, Xiaorong Zhou, Ziyang Zhang, Keyang Wang
  • Publication number: 20250079963
    Abstract: The present application provides a vibration motor, including a spring holder, a vibrator connected to the spring holder, and a casing. The spring holder includes a fixing portion connected to the vibrator, an elastic arm extending from the fixing portion, and an engagement portion. The fixing portion is provided with a first surface connected to the vibrator, a second surface, and a first side surface. The second surface is provided with a first welding piece, and the first welding piece is provided with a second side surface arranged opposite to the first side surface, and the second side is spaced apart from the vibrator. In the above-mentioned structure, the first welding piece does not interfere with the abutting fit between the fixing portion and the vibrator, thereby improving the performance and yield of the vibration motor.
    Type: Application
    Filed: December 15, 2023
    Publication date: March 6, 2025
    Inventors: Weibo Chen, Xiaorong Zhou, Ziyang Zhang, Keyang Wang
  • Publication number: 20250067917
    Abstract: A filter structure for an infrared camera, the infrared camera and virtual reality device are disclosed. An embodiment of the filter structure includes at least one film, the at least one film includes at least one dichroic dye, the at least one dichroic dye is configured to absorb visible light, and molecular orientation of the dichroic dye of the at least one film includes at least two target directions, and any two directions of the at least two target directions are not parallel.
    Type: Application
    Filed: August 23, 2024
    Publication date: February 27, 2025
    Inventors: Shaopeng ZHU, Xin LI, Ziyang ZHANG, Zhao ZHANG, Yan ZHOU, Xuan ZHONG
  • Publication number: 20250059187
    Abstract: Described herein, inter alia, are GTPase inhibitors and uses thereof.
    Type: Application
    Filed: December 21, 2022
    Publication date: February 20, 2025
    Inventors: Kevan M. Shokat, Ziyang Zhang, Qinheng Zheng
  • Publication number: 20250053825
    Abstract: A method for embedding a data network graph includes: performing node feature extraction on a data network graph and a negative sample network graph using a first network embedding model, to obtain a positive sample embedding vector and a negative sample embedding vector performing node feature extraction on a first enhanced graph and a second enhanced graph of the data network graph using the first network embedding model, to obtain a first global embedding vector and a second global embedding vector; determining a first matching degree and a second matching degree; adjusting a parameter of the first network embedding model based on a loss value determined based on the first matching degree and the second matching degree; and performing node feature extraction on the data network graph based on an adjusted first network embedding model, to obtain an embedding vector configured for classifying each node in the data network graph.
    Type: Application
    Filed: August 22, 2024
    Publication date: February 13, 2025
    Inventors: Jie ZHANG, Wen HUANG, Jingran DONG, Shouzhi CHEN, Chuan CHEN, Ziyang ZHANG
  • Publication number: 20250052938
    Abstract: The present disclosure provides an optical polarizing device and a manufacturing method therefor, and a near-eye display apparatus. The optical polarizing device includes: a reflective polarizing film, a linear polarizing coating located on one side of the reflective polarizing film, and a phase retardation coating located on the other side of the reflective polarizing film. A distance between at least one of the linear polarizing coating and the phase retardation coating and a surface of the reflective polarizing film is less than 0.5 micrometers.
    Type: Application
    Filed: April 11, 2023
    Publication date: February 13, 2025
    Inventors: Shaopeng ZHU, Wei ZHANG, Ziyang ZHANG, Zhao ZHANG, Xiaokai LI
  • Patent number: 12204717
    Abstract: A touch screen (500) can include electrodes (520, 540) (e.g., first and second touch electrodes, reference electrodes) on opposite sides (e.g., top and bottom) of a substrate (510). In some examples, vias (618, 638) can be used to couple the touch electrodes (520, 540) to conductive connections (518, 538) of flex circuits (502, 522) such that the connections (604, 624) to the flex circuits (502, 522) can be on the same side of the substrate (510) even if the touch electrodes (520, 540) are on opposite sides of the substrate (510). The conductive filling material of the via (618) can make direct contact with the conductive connections (604, 624) of the flex circuits (502, 522), for example.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: January 21, 2025
    Assignee: Apple Inc.
    Inventors: Meng-Tse Chen, Arnoldus Alvin Barlian, Bayu Atmaja Thedjoisworo, Boris Russ, Ziyang Zhang, Nathan Krishan Gupta
  • Publication number: 20250014589
    Abstract: In a model training method, a computing device generates an initial virtual human speaking video based on an audio data set and a person speaking video. The computing device trains a lip synchronization parameter generation model based on the audio data set and a lip synchronization training parameter used as a model training label. The computing device then uses the lip synchronization parameter generation model to generate a lip synchronization parameter based on input audio, and the lip synchronization parameter is used to drive a virtual human to speak. The computing device expands a data amount of the lip synchronization training parameter by using the initial virtual human speaking video.
    Type: Application
    Filed: September 19, 2024
    Publication date: January 9, 2025
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yaoyuan Wang, Ziyang Zhang, Minglei Li, Weihua He, Yuhan Zhang, Haifeng Xing
  • Publication number: 20250013062
    Abstract: The present application discloses a lens assembly, a display module, and an electronic device. The lens assembly includes a first lens including a first surface and an opposite second surface and a semi-transmissive and semi-reflective film arranged on the first surface. The semi-transmissive and semi-reflective film includes a modulation film layer and a medium film layer, the modulation film layer being arranged on the first surface of the first lens, and the medium film layer being arranged on a side of the modulation film layer away from the first lens. The medium film layer and the modulation film layer are configured to cooperatively adjust a refractive index of the semi-transmissive and semi-reflective film, so as to allow circularly polarized light incident on the semi-transmissive and semi-reflective film at different incident angles to remain as the circularly polarized light after entering the first lens.
    Type: Application
    Filed: July 3, 2024
    Publication date: January 9, 2025
    Inventors: Wenbin BAI, Ziyang ZHANG, Shaopeng ZHU, Xin LI
  • Publication number: 20250014324
    Abstract: An image processing method, a neural network training method, and a related device are provided. The method may apply an artificial intelligence technology to the image processing field. The method includes: performing feature extraction on a to-be-processed image by using a first neural network, to obtain feature information of the to-be-processed image. The performing feature extraction on a to-be-processed image by using a first neural network includes: obtaining first feature information corresponding to the to-be-processed image, where the to-be-processed image includes a plurality of image blocks, and the first feature information includes feature information of the image block; sequentially inputting feature information of at least two groups of image blocks into an LIF module, to obtain target data generated by the LIF module; and obtaining, based on the target data, updated feature information of the to-be-processed image including the image block.
    Type: Application
    Filed: September 24, 2024
    Publication date: January 9, 2025
    Inventors: Wenshuo LI, Hanting CHEN, Jianyuan GUO, Ziyang ZHANG, Yunhe WANG
  • Publication number: 20250014255
    Abstract: A rendering model training method and apparatus are provided. A related video rendering method and apparatus, a device, and a storage medium are also provided. The rendering model training method includes: obtaining a first video including a face of a target object; mapping a facial action of the target object in the first video based on a three-dimensional face model, to obtain a second video including a three-dimensional face; and training an initial rendering model by using the second video as an input of the initial rendering model and using the first video as supervision of an output of the initial rendering model, to obtain a target rendering model. The second video generated based on the three-dimensional face model is used as a sample for training the rendering model.
    Type: Application
    Filed: September 16, 2024
    Publication date: January 9, 2025
    Inventors: Ziyang Zhang, Yaoyuan Wang, Minglei Li, Weihua He, Yuhan Zhang, Jie Cheng
  • Patent number: 12129606
    Abstract: A method for permeable pavement of dirt interception comprises laying a permeable structure layer with a toothed groove between the base layer and the transition surface of the cushion layer or directly setting the upper surface of the cushion layer as a toothed structure; in the base layer, laying at least one layer of dirt interception trough; providing a water-permeable coating or fine sand at the bottom of the sewage interception trough; the present invention traps the dirt between the base layer and the cushion layer that are most likely to cause void blocking in the base layer, close to the shallow part of the surface layer is used to remove dirt by high-pressure flushing operations.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: October 29, 2024
    Assignee: Beijing University of Civil Engineering and Architecture
    Inventors: Haiyan Li, Zhichao Yang, Yan Huang, Liyuan Wu, Xiaoran Zhang, Ziyang Zhang, Jinxi Li
  • Publication number: 20240348138
    Abstract: A vibration motor is provided, including: a housing including a pair of side walls, a vibrator including a mass block, a pair of elastic support members disposed at both ends of the vibrator, and a stator. The mass block includes a pair of corners diagonally disposed. Each corner includes a first side edge, a second side edge, and a beveled edge. Each elastic support member includes a first fixing portion fixed to a respective beveled edge, a straight edge portion curved and extending from the first fixing portion in a direction away from a respective first side edge and close to a respective second side edge, a second fixing portion fixed to a respective side wall away from the corresponding corner, and a curved portion connecting the straight edge portion and the second fixing portion. The vibration motor in the present disclosure is capable of improving performance.
    Type: Application
    Filed: December 26, 2023
    Publication date: October 17, 2024
    Inventors: Weibo Chen, Xiaorong Zhou, Ziyang Zhang, Jie Wu