Patents by Inventor Ning Zhu

Ning Zhu 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).

  • Patent number: 11501689
    Abstract: The present disclosure discloses a control method and a control apparatus for brightness of display panel, a storage medium and a processor. The method comprises: acquiring a plurality of pixel values processed by an image processor, wherein the bit width of each of the plurality of pixel values is a first preset bit width; performing data type conversion on each pixel value to obtain a plurality of pixel values of a second preset bit width, wherein the second preset bit width is greater than the first preset bit width; sending the plurality of pixel values of the second preset bit width to a digital-to-analog conversion module to determine the voltage output value of each sub-pixel of a display panel, wherein the voltage output value has a first linear relationship with the screen brightness of the display panel; and adjusting the voltage output value to control the screen brightness of the display panel.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: November 15, 2022
    Assignees: ANALOGIX (CHINA) SEMICONDUCTOR, INC., ANALOGIX INTERNATIONAL LLC
    Inventors: Xin Jiao, Ning Zhu
  • Publication number: 20220351335
    Abstract: The present disclosure discloses a video denoising method and device, and a computer-readable storage medium. The video denoising method includes: dividing each video frame in an input video frame sequence into sub-image blocks, and calculating a block variance of each of the sub-image blocks; calculating an average variance of the sub-image blocks in a current video frame according to the calculated block variances, determining a noise level of the current video frame according to the average variance, selecting a denoise strength and a noise characteristic curve that match the noise level; and denoising the current video frame according to the denoise strength and the noise characteristic curve.
    Type: Application
    Filed: July 14, 2020
    Publication date: November 3, 2022
    Inventors: Jisong AI, Ke XU, Dehui KONG, Ning WANG, Xin LIU, Jing YOU, Fang ZHU
  • Publication number: 20220342527
    Abstract: A touch method, a touch circuit and a touch device are provided. The touch method includes: in an ath touch time period, providing a touch driving signal to an ath touch driving electrode; wherein a is a positive integer, a is less than or equal to A, and A is a positive integer; in an ath background data detection time period, providing a touch accompanying signal to N touch driving electrodes adjacent to the ath touch driving electrode; wherein N is a positive integer; and performing touch detection according to an ath touch sensing signal on touch sensing electrodes in the ath touch time period and an ath background data voltage signal on the touch sensing electrodes in the ath background data detection time period; wherein an amplitude of the touch accompanying signal is less than an amplitude of the touch driving signal.
    Type: Application
    Filed: September 25, 2020
    Publication date: October 27, 2022
    Inventors: Ning ZHU, Jian ZHAO, Peng JIANG, Jiantao LIU
  • Publication number: 20220342499
    Abstract: The present disclosure discloses an array substrate and a display device. The array substrate includes a touch substrate, the touch substrate includes a plurality of touch electrodes and a plurality of touch electrode wires disposed in an array, each touch electrode includes a plurality of touch sensors disposed in an array, common electrodes of all pixel cells of the array substrate are reused as the touch sensors, and the array substrate includes data wires for providing display data to the pixel cells; the array substrate includes a base substrate and a thin film transistor which are stacked, the touch electrode wires and the data wires are provided on the same layer where a source and a drain of the thin film transistor are located, and the touch electrode wires are abreast provided on the two sides of each data wire.
    Type: Application
    Filed: January 5, 2021
    Publication date: October 27, 2022
    Inventors: Fang HU, Ning ZHU, Yujie GAO, Peng JIANG
  • Patent number: 11481119
    Abstract: Embodiments include methods, systems, devices, instructions, and media for limiting hot-cold swap wear leveling in memory devices. In one embodiment, wear metric values are stored and monitored using multiple wear leveling criteria. The multiple wear leveling criteria include a hot-cold swap wear leveling criteria, which may make use of a write count offset value. Based on a first wear metric value of a first management group and a second wear metric value of a second management group, the first management group and the second management group are selected for a wear leveling swap operation. The wear leveling swap operation is performed with a whole management group read operation of the first management group to read a set of data, and a whole management group write operation to write the set of data to the second management group.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: October 25, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Fangfang Zhu, Ying Yu Tai, Ning Chen, Jiangli Zhu, Alex Tang
  • Patent number: 11479835
    Abstract: A SnBiSb series low-temperature lead-free solder and a preparation method thereof, which belongs to the technical field of low-temperature soldering. The lead-free solder includes by weight the following composition: 32.8-56.5% of Bi, 0.7-2.2% of Sb, with the remainder being Sn, wherein the weight percentages of Bi and Sb satisfy a relationship of b=0.006a2?0.672a+19.61+c, wherein the symbol a represents the weight percentage of Bi, the symbol b represents the weight percentage of Sb, and the range of c is ?1.85?c?1.85. The solder alloy has a peritectic or near peritectic structure with a low melting point, and has an excellent mechanical performance and reliability, and applicable to the field of low-temperature soldering.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: October 25, 2022
    Assignee: BEIJING COMPO ADVANCED TECHNOLOGY CO., LTD.
    Inventors: Shaoming Zhang, Huijun He, Xixue Liu, Yanbin Sun, Zhigang Wang, Qiang Hu, Ning An, Fuwen Zhang, Jie Zhu, Jiangsong Zhang, Lirong Wang, Huankun Zhang, Lei Xu, Zhihua Zhu, Pin Zhang
  • Patent number: 11480967
    Abstract: Provided are a pass route planning method and apparatus, a device and a readable storage medium. The method includes: obtaining current road environment information in front of a vehicle; determining a current passable area according to the current road environment information; setting pass candidate points in the current passable area; and determining a current optimal passable route according to the pass candidate points. Firstly, the passable area is determined, and then the pass candidate points are set in the passable area, and thus the current optimal passable route is calculated according to the pass candidate points in the passable area, which can effectively reduce a calculation amount of unreachable pass routes in the prior art in which candidate points are set in all areas directly in front of an unmanned vehicle, thereby reducing a calculation amount for planning a pass route and improving a planning speed of the pass route.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: October 25, 2022
    Inventors: Fan Yang, Fan Zhu, Weicheng Zhu, Leibing Lv, Lin Ma, Ning Yu, Bei Liu
  • Patent number: 11483268
    Abstract: Systems, devices, methods, media, and instructions for automated image processing and content curation are described. In one embodiment a server computer system communicates at least a portion of a first content collection to a first client device, and receives a first selection communication in response, the first selection communication identifying a first piece of content of the first plurality of pieces of content. The server analyzes analyzing the first piece of content to identify a set of context values for the first piece of content, and accesses accessing a second content collection comprising pieces of content sharing at least a portion of the set of context values of the first piece of content. In various embodiments, different content values, image processing operations, and content selection operations are used to curate the content collections.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: October 25, 2022
    Assignee: Snap Inc.
    Inventors: Jianchao Yang, Yuke Zhu, Ning Xu, Kevin Dechau Tang, Jia Li
  • Publication number: 20220332888
    Abstract: A biodegradable film is prepared from a composition that includes a copolyester obtained by extrusion reaction of a branched aliphatic-aromatic copolyester derived from monomer a, monomer b, monomer c and monomer d with an organic peroxide. The film can be completely degraded into small molecular products such as carbon dioxide, water and the like under natural or composting conditions. Moreover, the film can be prepared having a thickness of 4-50 ?m as required, and its mechanical properties can reach the same level as or even better than those of LDPE film.
    Type: Application
    Filed: September 17, 2020
    Publication date: October 20, 2022
    Inventors: Guixiang ZHU, Taoyi ZHANG, Mingfu LYU, Cui ZHENG, Wei ZHANG, Ling HAN, Wenxi JI, Ning XU, Peng GUO
  • Publication number: 20220317673
    Abstract: The present invention relates to a system for coordinating operation control and operation maintenance for an urban rail transit and a method using the same, where the system includes: an intelligent operation maintenance subsystem and an intelligent operation control subsystem, the intelligent operation maintenance subsystem and the intelligent operation control subsystem include coordination linkage engine modules respectively, and the intelligent operation maintenance subsystem synchronizes, by using the coordination linkage engine modules, a fault handling plan to the intelligent operation control subsystem. Compared with the prior art, the present invention has the advantages of scientific and reasonable dispatching decision-making, high efficiency and high intelligence.
    Type: Application
    Filed: October 19, 2020
    Publication date: October 6, 2022
    Inventors: Jiafu PEI, Enhua HU, Li LIN, Bingfeng ZHANG, Xiangping ZHU, Ning ZHENG, Shuanglei YANG, Jiafeng GUO
  • Publication number: 20220315673
    Abstract: The present invention discloses an enhanced, self-healable or recoverable and recyclable 3D printed article and a preparation method and use thereof. By introducing a functional monomer into a 3D printing system, a self-healable or recoverable 3D printed article is prepared or the interface strength of the 3D printed article is enhanced; or by using at least one monofunctional thermoplastic photosensitive resin monomer as one of 3D printing raw materials, a recyclable 3D printed article is prepared.
    Type: Application
    Filed: September 11, 2020
    Publication date: October 6, 2022
    Inventors: Guangda ZHU, Yi HOU, Ning ZHAO, Jian XU
  • Publication number: 20220318211
    Abstract: Disclosed herein are system, method, and computer program product embodiments for database management coordinators operated by a source server and a target server, respectively. The database management coordinator can be in a state selected from an initial state, a ready state, a transmission state, or a pause state. The database management coordinator operated by the source server can extract data in a first format stored in a first storage device and convert the data in the first format into a second format to be transmitted to the target serer. The database management coordinator operated by the target server can convert the data in the second format into a third format to be stored in a third storage device associated with the target server.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Inventors: Hong-zhu Ji, Tianlun Chen, Ying Li, Ning Li, Hu Yin, Zhan-feng Ma, Jian-ping Hui
  • Publication number: 20220315776
    Abstract: The present invention discloses a self-healing or reusable article and preparation method and use thereof. The present invention discloses a combination system for preparing a self-healing coating material, comprising: (A) a low-surface-energy polymer micelle dispersion; (B) a silane coupling agent hydrolysate; and (C) a base solution. The present invention discloses a composition system for use in a reusable glass-like material or glass-like article, comprising: (i) a mixed dispersion of a silane coupling agent hydrolysate and a base solution; (ii) a low-surface-energy polymer solution; and (iii) a silane coupling agent dispersion. The self-healing or reusable article provided herein has a wide range of application prospect.
    Type: Application
    Filed: September 23, 2020
    Publication date: October 6, 2022
    Inventors: Yi HOU, Guangda ZHU, Ning ZHAO, Jian XU
  • Publication number: 20220308767
    Abstract: An example method may include performing a first wear leveling operation on a group of data blocks based on a write counter associated with the group of data blocks, wherein the first wear leveling operation comprises including the group of data blocks in a plurality of groups of mapped data blocks, responsive to including the group of data blocks in the plurality of groups of mapped data blocks, performing a second wear leveling operation on the group of data blocks, wherein performing the second wear leveling operation comprises determining a base address of the group of data blocks, the base address indicating a location at which the group of data blocks begins, and accessing a data block in the group of data blocks based on the base address of the group of data blocks and a logical address associated with the data block.
    Type: Application
    Filed: June 13, 2022
    Publication date: September 29, 2022
    Inventors: Fangfang Zhu, Jiangli Zhu, Ning Chen, Ying Yu Tai
  • Publication number: 20220297718
    Abstract: A starting point, a set of one or more way points, and a destination point of a route along which the ADV is to be driven are determined. All lane segments near the starting point, the set of way points, and the destination point within a predetermined threshold distance are determined respectively. A set of route candidates are determined with an A-star (A*) searching algorithm based on a set of nodes representing all the lane segments near the starting point, the set of way points, and the destination point respectively. The route is selected from the set of route candidates based on respective costs of the set of route candidates. The ADV is being controlled to drive along the selected route autonomously.
    Type: Application
    Filed: March 26, 2020
    Publication date: September 22, 2022
    Inventors: Ning YU, Fan ZHU
  • Patent number: 11442450
    Abstract: According to one embodiment, in response to determining that an obstacle blocks at least a portion of a current lane in which an ADV is driving, an obstacle boundary of the obstacle is determined based on the size and shape of the obstacle. A lane configuration is determined based on map data of a map corresponding to a road associated with the lanes. A passing lane boundary that can be utilized by the ADV is determined based on the lane configuration of the road and the obstacle boundary of the obstacle. A passable area is calculated within the passing lane boundary based on a size of the ADV. The passable area is utilized by the ADV to pass the obstacle without collision. Thereafter, a trajectory is planned within the passable area boundary to control the ADV to pass the obstacle.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: September 13, 2022
    Assignees: BAIDU USA LLC, BAIDU.COM TIMES TECHNOLOGY (BEIJING) CO., LTD.
    Inventors: Dongchun Yao, Fan Zhu, Leibing Lv, Xin Xu, Ning Yu
  • Patent number: 11444586
    Abstract: A radio frequency amplifier includes a transistor, an input impedance matching circuit (e.g., a single-section T-match circuit or a multiple-section bandpass circuit), and a fractional harmonic resonator circuit. The input impedance matching circuit is coupled between an amplification path input and a transistor input terminal. An input of the fractional harmonic resonator circuit is coupled to the amplification path input, and an output of fractional harmonic resonator circuit is coupled to the transistor input terminal. The fractional harmonic resonator circuit is configured to resonate at a resonant frequency that is between a fundamental frequency of operation of the RF amplifier and a second harmonic of the fundamental frequency. According to a further embodiment, the fractional harmonic resonator circuit resonates at a fraction, x, of the fundamental frequency, wherein the fraction is between about 1.25 and about 1.9 (e.g., x?1.5).
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: September 13, 2022
    Assignee: NXP USA, Inc.
    Inventors: Jeffrey Spencer Roberts, Ning Zhu, Damon g. Holmes, Jeffrey Kevin Jones
  • Patent number: 11444044
    Abstract: A power transistor die includes a semiconductor die with input and output die sides, and a transistor integrally formed in the semiconductor die between the input die side and the output die side, where the transistor has an input and an output (e.g., a gate and a drain, respectively). The power transistor die also includes an input bondpad and a first output bondpad integrally formed in the semiconductor die between the input die side and the transistor. The input bondpad is electrically connected to the input of the transistor. A conductive structure directly electrically connects the output of the transistor to the first output bondpad. A second output bondpad, which also may be directly electrically connected to the transistor output, may be integrally formed in the semiconductor die between the transistor and the output die side.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: September 13, 2022
    Assignee: NXP USA, Inc.
    Inventors: Ibrahim Khalil, Ning Zhu, Darrell Glenn Hill, Damon G. Holmes
  • Patent number: 11429581
    Abstract: A method and/or system for managing a database that stores space-time context objects is provided. The system receives a query range in a multi-dimensional space. The system maps the query range into a set of fragments of a space-filling curve that fills the multi-dimensional space in all dimensions of the multi-dimensional space. The system uses each mapped fragment in the set of mapped fragments as a key to query the database for space-time context objects that are mapped to the space-filling curve. The system queries the database by identifying one or more context objects that intersect the mapped fragment at the space-filling curve.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: August 30, 2022
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Ning Duan, Chun Yang Ma, Makoto Tanibayashi, Zhi Hu Wang, Shoichiro Watanabe, Nan Xia, Xin Zhang, Jun Zhu
  • Publication number: 20220269598
    Abstract: In an embodiment, a system includes a plurality of memory components that each include a plurality of management groups. Each management group includes a plurality of sub-groups. The system also includes a processing device that is operatively coupled with the plurality of memory components to perform wear-leveling operations that include maintaining a sub-group-level delta write count (DWC) for each of the sub-groups of each of the management groups of a memory component in the plurality of memory components. The wear-leveling operations also include determining, in connection with a write operation to a first sub-group of a first management group of the memory component, that a sub-group-level DWC for the first sub-group equals a management-group-move threshold, and responsively triggering a management-group-move operation from the first management group to a second management group of the memory component.
    Type: Application
    Filed: May 12, 2022
    Publication date: August 25, 2022
    Inventors: Paul Stonelake, Ning Chen, Fangfang Zhu, Alex Tang