Patents by Inventor Hua Zhang

Hua 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: 20180342211
    Abstract: A mura compensation method for display panel is disclosed, including: storing a specific grayscale compensation data table in a timing controller, in which the specific grayscale compensation data table being used for performing grayscale compensation to a fix mura area in the display panel; obtaining a current grayscale of the display panel; based on the specific grayscale compensation data table, performing grayscale compensation to the current grayscale of a pixel in the fixed mura area of the display panel. A display panel is close disclosed.
    Type: Application
    Filed: May 24, 2017
    Publication date: November 29, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co. , Ltd.
    Inventor: Hua ZHANG
  • Publication number: 20180340924
    Abstract: Various embodiments of the invention include a system having: at least one computing device at least one computing device configured to monitor a lubrication oil by performing actions including: determining an initial ideal remaining life for the lubrication oil; determining a temperature-based remaining life for the lubrication oil based upon a temperature measurement of the lubrication oil; calculating a contamination factor of the lubrication oil based upon a non-particle count sample of the lubrication oil; determining an updated ideal life remaining for the lubrication oil based upon the contamination factor, the initial ideal remaining life, and the temperature-based remaining life; and determining an actual life remaining for the lubrication oil based upon the updated ideal life remaining and an actual life lost for the lubrication oil.
    Type: Application
    Filed: May 23, 2017
    Publication date: November 29, 2018
    Inventors: Hua Zhang, Seth Harmon Chapman, Keegan Saunders O'Donnell, Jan Terry Stover
  • Patent number: 10141838
    Abstract: A frequency jittering control circuit includes a frequency jittering circuit, a feedback compensation circuit, a comparator and a control circuit. The frequency jittering circuit generates a frequency jittering signal. The feedback compensation circuit generates a feedback compensation signal in response to the frequency jittering signal and an output signal. The comparator outputs a comparison output signal according to the feedback compensation signal and an oscillation signal. The control circuit outputs a frequency jittering control signal for switching a main switch in a power supply apparatus, according to the comparison output signal, such that the power supply apparatus correspondingly generates the output signal.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: November 27, 2018
    Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.
    Inventors: Xing-Hua Zhang, Xiao-Ping Fu
  • Publication number: 20180335416
    Abstract: Various embodiments of the disclosure include a system having: a computing device configured to monitor a sealing oil from a dynamoelectric machine by performing actions including: establish a baseline flow rate for the sealing oil through the dynamoelectric machine for designed operating conditions; calculate a plurality of average flow rates for the sealing oil through the dynamoelectric machine from a set of measured flow rates in each of a plurality of successive designated periods; provide an alert suggesting action in response to at least one of the average flow rates deviating from a threshold flow rate, the threshold flow rate derived from the baseline flow rate to indicate a fault in the sealing oil; and calculate an expected sealing life for the sealing oil based upon a pattern in the plurality of average flow rates for the plurality of successive designated periods.
    Type: Application
    Filed: May 16, 2017
    Publication date: November 22, 2018
    Inventors: Hua Zhang, Jan Terry Stover
  • Publication number: 20180330682
    Abstract: The embodiment of the present invention discloses a mura phenomenon compensation method of a display panel, comprising steps of: implementing compression for a region of n*m pixels to store a mura compensation value corresponding to a center pixel of each region, wherein the mura compensation value of the center pixel of at least one region is an average mura compensation value of a corresponding region, and n and m are integers larger than or equal to 2; obtaining mura compensation values corresponding to other pixels except the center pixel according to the stored mura compensation value. The embodiment of the present invention further discloses a display panel. The present invention possesses the advantages of saving storage space.
    Type: Application
    Filed: May 10, 2017
    Publication date: November 15, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventor: Hua ZHANG
  • Publication number: 20180320521
    Abstract: This disclosure provides methods and systems for using coatings to control component dimensions during operations of a mechanical system, such as gas turbine combustion air cooling system. The mechanical system may have a component with a critical dimension defined by at least one surface. Upon detecting a change in the critical dimension, such as from surface erosion, a coating additive is deployed into the mechanical system. The surface is coated with the coating additive to offset at least a portion of the change in the critical dimension.
    Type: Application
    Filed: May 3, 2017
    Publication date: November 8, 2018
    Inventors: Hua Zhang, Dale Joel Davis, David Terry Trayhan, JR.
  • Publication number: 20180320594
    Abstract: A system includes a fluid distribution system. The fluid distribution system includes multiple spray rings disposed upstream of an inlet of a compressor. The multiple spray rings include a first spray ring disposed about an axis of the compressor in a first plane substantially perpendicular to the axis. The first spray ring includes a first set of nozzles disposed about the axis and configured to spray a first fluid flow toward the compressor inlet. The multiple spray rings further include a second spray ring disposed about the axis of the compressor in a second plane substantially perpendicular to the axis. The second spray ring includes a second set of nozzles disposed about the axis and configured to spray a second fluid flow toward the compressor inlet. The first plane is different than the second plane.
    Type: Application
    Filed: May 4, 2017
    Publication date: November 8, 2018
    Inventors: Laxmikant Merchant, Hua Zhang, Joseph Anthony Cotroneo, Francesco Soranna
  • Publication number: 20180322833
    Abstract: A mura compensation method for display panel is disclosed, including: storing a plurality of compensation values of the display panel performing mura grayscale compensation, the plurality of compensation values corresponding to compensation by the display panel for different grayscales, the compensation value corresponding to a lowest grayscale gmin among different grayscales being a first compensation value a; obtaining a head compensation value m corresponding to grayscale 0, m being not 0; obtaining a current grayscale of the display panel; if the current grayscale of the display panel being between grayscale 0 and the lowest grayscale gmin, performing linear interpolation based on the first compensation value a and the head compensation value m to obtain a first target compensation value corresponding to the current grayscale; based on the first target compensation value, performing compensation to the current grayscale of the display panel. A display panel is also disclosed.
    Type: Application
    Filed: May 24, 2017
    Publication date: November 8, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co. , Ltd.
    Inventor: Hua ZHANG
  • Publication number: 20180322834
    Abstract: A mura compensation method for display panel is disclosed, including: compressing on an array basis of n*m pixels, storing a default mura compensation value corresponding to a first pixel in each area; based on the default mura compensation value, performing linear interpolation calculation to obtain mura compensation values for pixels in the same area other than the first pixel, and performing mura compensation to the display panel; after performing mura compensation to the display panel, obtaining information of an X-th area still having mura phenomenon, the X-th area being an area formed by compression on an array basis of n*m pixels of the display panel; obtaining a final grayscale compensation curve equation; based on the default mura compensation value and the final grayscale compensation curve equation, calculating supplementary mura compensation values for pixels in the X-th area other than the first pixel; re-performing the mura compensation to the X-th area.
    Type: Application
    Filed: May 24, 2017
    Publication date: November 8, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co. , Ltd.
    Inventor: Hua ZHANG
  • Patent number: 10121402
    Abstract: The present invention provides a compensation method of Mura phenomenon of a curved liquid crystal panel. First, obtaining image Mura compensation data of the curved liquid crystal panel according to a collected image of a camera, and the image Mura compensation data comprises: a Mura compensation value and a compensation point location corresponded with the Mura compensation value, and the compensation point location is a location of a compensation point in the collected image of the camera, and then implementing correction to the compensation point location in the obtained image Mura compensation data to acquire a compensation point location after correction, which is employed to replace the compensation point location in the image Mura compensation data to obtain plane Mura compensation data of the curved liquid crystal panel, and finally, implementing Mura compensation to the curved liquid crystal panel according to the plane Mura compensation data.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: November 6, 2018
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Hua Zhang
  • Patent number: 10119469
    Abstract: A system includes a conduit having a fluid flow path and a silencer baffle disposed in a fluid conduit along the fluid flow path, where the silencer baffle has at least two of the plurality of baffle sections are coupled together via mating interlock structures.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: November 6, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Valery Ivanovich Ponyavin, Hua Zhang, Bradly Aaron Kippel, Naveen Ghattadhahalli Parmeshwar
  • Publication number: 20180313357
    Abstract: Embodiments of the present disclosure include methods, systems and program products for controlling a wet compression system. Methods according to the present disclosure can include: calculating a water droplet size at a nozzle of a nozzle grid of the WCS based on at least one condition from a set of WCS operating fluid conditions; calculating at least one GT system performance parameter based on the water droplet size and at least one distinct condition from the set of WCS operating fluid conditions; determining a target water flow rate based on the at least one GT system performance parameter and another distinct condition from the set of WCS operating fluid conditions; and adjusting a flow rate of a water flow to the nozzle based on the target water flow rate.
    Type: Application
    Filed: May 1, 2017
    Publication date: November 1, 2018
    Inventors: Hua Zhang, Valery Ivanovich Ponyavin, Weilun Yu
  • Publication number: 20180304497
    Abstract: Provided is a method in which a computational device generates a design of a negative mold of teeth. The negative mold of the teeth is fabricated from the design of the negative mold. An aligner is formed using the fabricated negative mold. Provided also is a negative mold of teeth for fabricating a positive model of the teeth for an aligner. The negative mold comprises a tooth surface, and an identity tracking entity coupled to the tooth surface to provide identification.
    Type: Application
    Filed: June 29, 2018
    Publication date: October 25, 2018
    Inventors: Ian Kitching, Hua Zhang, Tuan A. Do, Kenneth A. Phelps, Evan Yifeng Tsai
  • Publication number: 20180306119
    Abstract: Embodiments of the present disclosure include methods, systems and program products for controlling a water bath heater for a fuel gas. Methods according to the present disclosure can include: calculating at least one calculable condition of the fuel gas based on a set of conditions of the fuel gas entering the water bath heater and a type of control valve located downstream of the water bath heater; calculating a target temperature differential for the fuel gas based a set of conditions of the fuel gas entering the water bath heater and the at least one calculable condition; and adjusting an operating parameter of the water bath heater to adjust a temperature of the fuel gas leaving the water bath heater by the target temperature differential.
    Type: Application
    Filed: April 25, 2017
    Publication date: October 25, 2018
    Inventors: Hua Zhang, Dean Matthew Erickson
  • Patent number: 10099932
    Abstract: A rapid synthesis method of a small-crystal-grain ZSM-5 molecular sieve, the method comprising: preparing a mixed silicon-aluminum glue solution, placing the solution in a crystallization kettle for low-temperature nucleation, enabling high-temperature crystallization growth of the solution, and obtaining a crystallization product, namely, a small-crystal-grain ZSM-5 molecular sieve, the nucleation temperature being 60-120° C., nucleation time being 1-3 hours, a crystallization growth temperature being 150-170° C., and crystallization growth time being 1-3 hours. The method is easy to operate, and has a short operation time, thus being able to complete within 6 hours; in addition, the product has uniform grain sizes, is in a mono-dispersed state, and has a high crystallization degree to a submicron degree.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: October 16, 2018
    Assignees: RESEARCH INSTITUTE OF SHAANXI YANCHANG PETROLEUM (GROUP) CO., LTD., DALIAN UNIVERSITY OF TECHNOLOGY
    Inventors: Wei Zhang, Xiongfu Zhang, Dapeng Li, Ruimin Gao, Yongbin Lu, Shuqin Zhang, Mingfeng Wang, Pengju Huo, Si Li, Chengda Wang, Weiwu Xu, Yuan Zhang, Zhiling Liu, Ting Pei, Hua Zhang, Gang Chen, Haiou Liu
  • Patent number: 10099931
    Abstract: A method for directly preparing an empty shell type small grain ZSM-5 molecular sieve. The method comprises: uniformly mixing and stirring an organic template agent, a silicon source and water; dripping an aqueous solution of an aluminum source into the mixture; preserving room temperature, and continuously stirring for a period of time; and performing hydrothermal crystallization, and washing, drying and roasting the obtained product to obtain the molecular sieve. The molecular sieve has high degree of crystallinity and uniform particle size. Moreover, the method requires short time, simple operation and only one step, no extra surfactant is needed, and secondary acid and alkali treatment is not needed.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: October 16, 2018
    Assignees: RESEARCH INSTITUTE OF SHAANXI YANCHANG PETROLEUM (GROUP) CO., LTD., DALIAN UNIVERSITY OF TECHNOLOGY
    Inventors: Jiuchang He, Wei Zhang, Xiongfu Zhang, Dapeng Li, Ruimin Gao, Yongbin Lu, Shuqin Zhang, Mingfeng Wang, Pengju Huo, Si Li, Yuan Zhang, Zhiling Liu, Gang Chen, Ting Pei, Hua Zhang
  • Publication number: 20180291820
    Abstract: A method, system and program product for determining a malfunction in a gas turbine enclosure are disclosed. The method may include measuring a temperature at a plurality of locations relative to the gas turbine enclosure; determining a flow rate of a cooling gas through the gas turbine enclosure; and determining a malfunction in the gas turbine enclosure exists in response to at least one of the measured temperatures and the determined flow rate contradicting a model of gas turbine system operational parameters versus respective expected temperatures at the plurality of locations and an expected flow rate of the cooling gas through the gas turbine enclosure.
    Type: Application
    Filed: April 5, 2017
    Publication date: October 11, 2018
    Inventor: Hua Zhang
  • Publication number: 20180295200
    Abstract: A method and a device for processing a notification bar message are provided. The method includes detecting a target message received by a terminal notification bar. A target interface identifier contained in the target message is acquired, and a type of the target message is determined based on the target interface identifier. The target message is displayed in the notification bar using a display mode according to the type of the target message.
    Type: Application
    Filed: May 17, 2018
    Publication date: October 11, 2018
    Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventor: Xing Hua ZHANG
  • Patent number: 10092878
    Abstract: A simple-cycle gas turbine system includes an injection system including a plurality of injection tubes that may inject a fluid into a duct of an exhaust processing system that may process exhaust gas generated by a gas turbine engine. The exhaust processing system includes a selective catalytic reduction (SCR) system that may reduce a level of nitrogen oxides (NOx) within the exhaust gas; and a mixing system positioned adjacent to the plurality of injection tubes and within the exhaust processing system. The mixing system includes a mixing module having a plurality of turbulators that may swirl the fluid, or the exhaust gas, or both, in a first swirl direction to encourage turbulent flow along an axis of the exhaust processing system and thereby facilitate mixing between the fluid and the exhaust gas.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: October 9, 2018
    Assignee: General Electric Company
    Inventors: Hua Zhang, Laxmikant Merchant, Bradly Aaron Kippel, Valery Ivanovich Ponyavin
  • Patent number: 10097272
    Abstract: Some embodiments of the present application provide an optical module, including: a master control chip, a laser transmitter, and a laser receiver; the laser transmitter and the laser receiver being connected to the master control chip, respectively; where the laser receiver includes: a PIN photodiode, a trans-impedance amplifier with a transimpedance of no less than 43K ohms, a lens, and a shell; the PIN photodiode being electrically connected to the trans-impedance amplifier; the PIN photodiode, the trans-impedance amplifier and the lens being encapsulated within the shell in a manner of transistor out-line; and the lens being coated with an antireflection film.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: October 9, 2018
    Assignees: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD, HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES, LTD.
    Inventors: Yaqian Dong, Long Zheng, Hua Zhang