Patents by Inventor Kai Zhang

Kai 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: 20240298493
    Abstract: A display panel and manufacturing method thereof, and a display device, the display panel includes a base substrate, a plurality of sub-pixels are arranged on the base substrate, at least part of the sub-pixels in the plurality of sub-pixels includes a light-emitting layer; at least two sub-pixels consecutively arranged in the plurality of sub-pixels constitute one sub-pixel group, in each sub-pixel group of at least part of the sub-pixel group, the light-emitting layers of at least two consecutively arranged sub-pixels are made of a same material and have an integral structure; the at least part of the sub-pixel group includes at least two sub-pixel groups that respectively emit light of different colors.
    Type: Application
    Filed: March 16, 2021
    Publication date: September 5, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tsanghong WANG, Hsinwei HUANG, Chunyang LI, Kai ZHANG, Jianpeng WU
  • Publication number: 20240298020
    Abstract: A method implemented by a video coding apparatus includes applying a neural network (NN) filter to an unfiltered sample of a video unit to generate a filtered sample, wherein the NN filter is based on an NN filter model generated using a quality-level indicator (QI) input. The method also includes converting between a video media file and a bitstream based on the filtered sample that was generated.
    Type: Application
    Filed: May 7, 2024
    Publication date: September 5, 2024
    Inventors: Yue Li, Li Zhang, Kai Zhang
  • Publication number: 20240295479
    Abstract: A model test device for simulating environmental load and scouring effect on a suction caisson includes a laminar shear box. Multiple scouring pit simulation mechanisms are arranged around the suction caisson inside the laminar shear box, each scouring pit simulation mechanism includes a bracket disposed in the laminar shear box, the bracket is equipped with a telescopic arm connected to a cutting plate, and the cutting plate is curved fan-shaped. When the cutting plates move to positions where they are in contact with an outer wall of the suction caisson, the cutting plates are mutually connected to form a ring surrounding the suction caisson. An inner edge of the ring forms a complete circle attached to the outer wall of the suction caisson, an outer edge of the ring is higher than its inner edge, and the outer edge is located above the saturated soft clay in the water body.
    Type: Application
    Filed: November 21, 2023
    Publication date: September 5, 2024
    Inventors: Wenbo Tu, Linya Liu, Xiaoqiang Gu, Changjie Xu, Jiandong Xiao, Pengfei Zhang, Mingxin Zheng, Kai Ye, Ruping Luo
  • Publication number: 20240294088
    Abstract: Customer-centric dynamic charging station assessment is provided. A charger request is received from a vehicle, the charger request including an identifier of a sender of the charger request and a location of the vehicle. One or more charging stations in proximity to the location of the vehicle are identified. For each identified charging station, a user-specific charger score is computed using a plurality of charging station scores for the charging station weighted according to user weights corresponding to the identifier. A charger recommendation is sent to the vehicle responsive to the charger request, the charger recommendation including, for each of the one or more charging stations, a location of the charging station and the user-specific charger score corresponding to the charging station.
    Type: Application
    Filed: March 3, 2023
    Publication date: September 5, 2024
    Inventors: Kai WU, Dominique MEROUX, Chen ZHANG, Yan FU, Geofrey SATTERFIELD
  • Publication number: 20240297982
    Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: determining, during a conversion between a target video block of a video and a bitstream of the video, a first prediction of the target video block by using an inter prediction tool; determining a second prediction by performing a motion compensation process on the first prediction; obtaining a third prediction by performing a forward mapping process on the second prediction; and performing the conversion based on the third prediction.
    Type: Application
    Filed: April 29, 2024
    Publication date: September 5, 2024
    Inventors: Zhipin Deng, Kai Zhang, Li Zhang
  • Publication number: 20240295780
    Abstract: The present disclosure provides a dimming window and a method for manufacturing the same. The dimming window includes a cell defined by a first substrate and a second substrate, where at least one side edge of the first substrate exceeds an outside of the second substrate, and a part of the first substrate that exceeds the second substrate serves as a single substrate region; a first transparent conductive layer on one side of the first substrate facing the second substrate; a second transparent conductive layer on one side of the second substrate facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate.
    Type: Application
    Filed: April 23, 2021
    Publication date: September 5, 2024
    Inventors: Yunhua FANG, Zhu QIAO, Kai WANG, Yajun LI, Jian HU, Hang LI, Hongxiang XU, Chenchen DI, Yueming CHEN, Chunpu WU, Heng ZHANG
  • Publication number: 20240292841
    Abstract: Disclosed are a water-soluble chlorhexidine antimicrobial agent and a preparation method therefor and use thereof. The present disclosure takes hyaluronic acid as a raw material to prepare a hyaluronic acid aqueous solution or organic solution, then the hyaluronic acid aqueous solution or organic solution and a chlorhexidine solution are subjected to a complexation reaction, an insoluble substance therein is removed, and then the resulting solution is dried to obtain the water-soluble chlorhexidine antimicrobial agent, namely hyaluronic acid chlorhexidine. The hyaluronic acid chlorhexidine has a good broad-spectrum antimicrobial performance, and excellent water solubility.
    Type: Application
    Filed: May 13, 2024
    Publication date: September 5, 2024
    Inventors: Kai Gong, Xiuyun Han, Haoran Li, Ying Dong, Huimin Zhang, Huiru Feng, Yanqin Liu, Xiangxiang Yu
  • Publication number: 20240293029
    Abstract: A method of visualizing bacteria in real time includes positioning a portable frame of a portable imaging system relative to a target, wherein the portable imaging system includes a camera and an excitation light source mounted on the portable frame, operating the portable imaging system in a hands-free manner to illuminate the target with excitation light having at least one wavelength to cause at least one biomarker associated with the target to fluoresce and to detect fluorescence of the at least one biomarker with the camera.
    Type: Application
    Filed: May 13, 2024
    Publication date: September 5, 2024
    Applicant: UNIVERSITY HEALTH NETWORK
    Inventors: Ralph S. DaCosta, Brian C. Wilson, Kai Zhang
  • Publication number: 20240295396
    Abstract: The present disclosure relates to the field of building construction, in particular to construction detection equipment. The present disclosure relates to a construction surface flatness detector, which comprises a housing mounted on a base. An inclination adjustment mechanism, a levelness calibration unit, a height adjustment mechanism and a rotation mechanism are mounted between the housing and the base; a pair of laser line projecting units for emitting laser lines in parallel is symmetrically mounted at two ends of the housing; a certain included angle is formed between laser sectors projected by the pair of laser line projecting units; and intersecting lines of the laser sectors are located on a horizontal plane where the base is located.
    Type: Application
    Filed: March 1, 2024
    Publication date: September 5, 2024
    Inventors: Ou ZHANG, Weiping ZHU, Kai FEI
  • Publication number: 20240295766
    Abstract: A display module includes a back plate, a light guide plate, a rubber frame and a display panel, the light guide plate is fixed on a bearing surface, a connecting line between two end portions of the bearing surface forms a first curve. The first curve includes a circular arc segment and a transition curve segment, and bends in a direction away from the display panel; the circular arc segment is located at the middle, at least one end of the circular arc segment is provided with the transition curve segment; the transition curve segment is located at a first position, the first position being a position of the bearing surface opposite to a second position, the second position being a position where light leaks from the display panel, the radius of curvature of the transition curve increases along a direction close to an end portion of the first curve.
    Type: Application
    Filed: April 29, 2022
    Publication date: September 5, 2024
    Applicants: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Han Zhang, Shuwen Lai, Kai Diao, Long Hu, Liangliang Ren, Yuhang Lin, Lian Fang, Cheungkun Liu, Dingjie Zheng, Zhijie Guo, Zhiying Chen, Ting Cui
  • Patent number: 12081758
    Abstract: Devices, systems, and methods for lossless coding for visual media coding are described. An exemplary method for video processing includes determining, based on a current video block of a video satisfying a dimension constraint, that coding modes are enabled for representing the current video block in a bitstream representation, where the dimension constraint states that a same set of allowed dimensions for the current video block is disabled for the coding modes, and where, for an encoding operation, the coding modes represent the current video block in the bitstream representation without using a transform operation, or where, for a decoding operation, the coding modes are used to obtain the current video block without using an inverse transform operation; and performing a conversion between the current video block and the bitstream representation of the video based on one of the coding modes.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: September 3, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.
    Inventors: Li Zhang, Kai Zhang, Zhipin Deng, Hongbin Liu, Na Zhang, Yue Wang
  • Patent number: 12081755
    Abstract: A method of visual processing includes determining, during a conversion between a block of a video and a bitstream representation of the video, whether there is a switch from a first residual coding technique to a second residual coding technique based on a number of context coded bins per unit used in the first residual coding technique. The unit is included in the block, and coefficients of the unit are coded in the bitstream representation in multiple passes. The method also includes performing the conversion based on the determining.
    Type: Grant
    Filed: July 19, 2022
    Date of Patent: September 3, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Li Zhang, Kai Zhang, Hongbin Liu, Yue Wang
  • Patent number: 12081801
    Abstract: Methods, systems, and apparatus for video processing are described. One example video processing method includes performing a conversion between a video comprising a luma block and a bitstream of the video according to a rule. The rule specifies that whether a slice header (SH) includes a first syntax element is based on a second syntax element. The first syntax element indicates whether use of a delta quantization parameter (QP) is enabled for one or more coding units (CUs) of a specific slice of the luma block.
    Type: Grant
    Filed: September 12, 2022
    Date of Patent: September 3, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Zhipin Deng, Ye-Kui Wang, Li Zhang, Kai Zhang
  • Patent number: 12078186
    Abstract: A locking structure of a compressor impeller, which includes: a rotary shaft; a lock nut arranged on an end of the rotary shaft by means of a threaded connection and provided with waist-shaped holes extending along a circumferential direction thereof; an impeller sleeved on the end of the rotary shaft and located on an inner side of the lock nut, the impeller is provided with threaded holes in communication with the waist-shaped holes of the lock nut; a nose piece located on an outer side of the lock nut and provided with through holes in communication with the waist-shaped holes of the lock nut; and bolts passing through the through holes and the waist-shaped holes in turn into the threaded holes, thereby fixing the nose piece, the lock nut and the impeller together.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: September 3, 2024
    Assignee: CARRIER CORPORATION
    Inventors: Huiliang Zhang, Kai Deng
  • Patent number: 12081767
    Abstract: Interaction between MV precisions and MV difference coding is described. In an exemplary aspect, a method for video processing includes determining, for a conversion between a first block of video and a bitstream representation of the first block, whether a symmetric motion vector difference (SMVD) mode for the first block is enabled or disabled and/or how to apply the SMVD mode for the first block, based on at least one of motion information, a motion vector difference (MVD) precision and a motion vector (MV) precision of the first block; and performing the conversion based on the determining.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: September 3, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.
    Inventors: Hongbin Liu, Li Zhang, Kai Zhang, Jizheng Xu, Yue Wang
  • Patent number: 12081766
    Abstract: A method of video processing includes determining, for a conversion between a current block of a video and a bitstream representation of the video, an operation associated with a list of motion candidates based on a condition related to a characteristic of the current block. The list of motion candidates is constructed for a coding technique or based on information from previously processed blocks of the video. The method also includes performing the conversion based on the determining.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: September 3, 2024
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Li Zhang, Kai Zhang, Hongbin Liu, Yang Wang, Yue Wang
  • Patent number: 12076684
    Abstract: A system and method for automatically cleaning air filters of a medical imaging system is provided. The method includes monitoring an air filter operating condition, determining that the air filter operating condition is not within a pre-determined threshold, and providing a control signal to at least one air filter. The at least one air filter comprises a motor, drive shaft, rotatable passive shaft, continuous belt air filter, and a stationary filter brush. The drive shaft is rotatably coupled to the motor. The continuous belt air filter is coupled to the drive shaft and the passive shaft. The stationary filter brush is mounted against the continuous belt air filter. The method includes rotating, by the motor in response to the control signal, the drive shaft to translate the continuous belt air filter around and between the drive shaft and the rotatable passive shaft, and across the stationary filter brush.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: September 3, 2024
    Assignee: GE Precision Healthcare LLC
    Inventors: Yalan Yang, Kai Ji, Fenggui Huang, Jie Wang, Ying Zhang
  • Patent number: 12081780
    Abstract: Methods and devices for decoding including a processor configured to determine which picture is a collocated picture, and determine a location of an associated block of the video data in the collocated picture that corresponds to the current block of video data in the current coding picture, based on using previously decoded blocks in the current coding picture to find an initial motion vector between the associated block in the collocated picture and the current block in the current coding picture, where the associated block of the video data includes at least one first derived motion vector. The processor configured to determine at least one second derived motion vector associated with the current block in the current coding picture, when the initial motion vector points to the collocated picture, based on the at least on first derived motion vector associated with the associated block in the collocated picture.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: September 3, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Yu Han, Kai Zhang, Li Zhang, Wei-Jung Chien, Marta Karczewicz
  • Publication number: 20240287026
    Abstract: A substituted triazinylmethylcycloalkylcarboxylic acid derivative having a structure as shown in formula (I). In addition, further disclosed are a pharmaceutically acceptable salt, a stereoisomer, a pharmaceutical composition and the use of the derivative. The compound has significant P2X3 inhibitory activity and selectivity, and is high in application value.
    Type: Application
    Filed: June 1, 2022
    Publication date: August 29, 2024
    Inventors: Bin HU, Jingfeng ZHU, Wen YANG, Jing XIE, Xiaoyong SHI, Kai ZHANG, Zhiming ZHAO, Chao KAN
  • Publication number: 20240290243
    Abstract: A display panel, including a drive circuit, where the drive circuit is at least used to drive the display panel to display obtained display data. The drive circuit includes a shift register, a data buffer and a first control circuit; the shift register is used to output display data of each sub-pixel according to a preset timing sequence; the data buffer at least includes a first cache module composed of N repeat units; a repeat unit includes at least one cache unit, the cache unit is connected to the shift register, and two cache units at a same position in the k-th repeat unit and the (k+1)-th repeat unit are multiplexed with a same clock signal terminal; the cache unit is used to be turned on in response to an output signal from the clock signal terminal connected to the cache unit, to cache the received display data.
    Type: Application
    Filed: April 24, 2024
    Publication date: August 29, 2024
    Applicants: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bing LI, Lijun XIAO, Junmin ZHANG, Ziming YANG, Meng FENG, Mengchao SHUAI, Jianmin XIANG, Feng JIANG, Bensheng SONG, Hangyu CHEN, Yun BAI, Kai CHENG