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).

  • Patent number: 9714630
    Abstract: A baffle for an air intake section of a rotary machine includes a pair of oppositely disposed perforated walls that at least partially define an exterior of the baffle and an interior cavity of the baffle. The baffle also includes a pair of panels disposed within the interior cavity. Each of the panels is coupled proximate a respective one of the perforated walls, such that a chamber is defined between the panels. Each of the panels includes a first sound absorbing material that is substantially completely vaporizable at an operating temperature of the rotary machine.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: July 25, 2017
    Assignee: General Electric Company
    Inventors: Hua Zhang, Bradly Aaron Kippel, Valery Ivanovich Ponyavin
  • Publication number: 20170204786
    Abstract: A gas turbine system includes a gas turbine engine, an exhaust processing system disposed downstream of and fluidly coupled to the gas turbine engine, and an air delivery system that may supply treated air to the gas turbine engine and the exhaust processing system. The air delivery system includes a main air duct fluidly coupled to the gas turbine engine and that may supply a first portion of the treated air to the gas turbine engine, an auxiliary air duct fluidly coupled to the main air duct and the exhaust processing system and that may supply a second portion of the treated air to the exhaust processing system, and an air treatment unit fluidly coupled to the main air duct and that may generate the treated air.
    Type: Application
    Filed: January 15, 2016
    Publication date: July 20, 2017
    Inventors: Hua Zhang, Parag Prakash Kulkarni, Bradly Aaron Kippel
  • Publication number: 20170204771
    Abstract: A system includes a system includes an exhaust section which receives an exhaust flow of a gas turbine, where the exhaust section includes a catalyst assembly. The system includes an exhaust duct coupled to the diffuser section upstream of the catalyst assembly, where the exhaust duct extracts a return portion of the exhaust flow. The system includes a filter house coupled to the exhaust duct, where the filter house is receives a combined flow of an ambient air flow and the return portion. The system includes a return conduit coupled to the filter house and the exhaust section, where the return conduit is coupled to the exhaust section upstream of the exhaust duct. The return conduit directs the combined flow to the exhaust section, and the catalyst assembly receives a mixed flow including the exhaust flow and the combined flow.
    Type: Application
    Filed: January 20, 2016
    Publication date: July 20, 2017
    Inventors: Hua Zhang, Parag Prakash Kulkarni, Bradly Aaron Kippel
  • Publication number: 20170192178
    Abstract: A coupler and a waveguide chip including the coupler are provided. The coupler connects a first optical waveguide to a second optical waveguide and includes an entity region and a first waveguide grating. A first end of the entity region is coupled to the first optical waveguide. A second end of the entity region is coupled to a second end of the first waveguide grating. A first end of the first waveguide grating is coupled to the second optical waveguide. Size of the first end of the entity region matches size of an end plane of the first optical waveguide, size of an end plane of the second end of the entity region matches size of an end plane of the second end of the first waveguide grating, and size of the first end of the first waveguide grating matches size of an end plane of the second waveguide.
    Type: Application
    Filed: March 23, 2017
    Publication date: July 6, 2017
    Applicants: Hisense Broadband MultiMedia Technologies Co., Ltd ., Hisense USA Corp., Hisense International Co., Ltd.
    Inventor: Hua ZHANG
  • Publication number: 20170190589
    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: Application
    Filed: July 14, 2015
    Publication date: July 6, 2017
    Applicants: 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: 20170188433
    Abstract: An electronic device comprises a voltage conversion unit, a first load unit, a current adjusting unit, and a control unit. The voltage conversion unit is configured to transfer an input voltage to an output voltage. The current adjusting unit electrically is coupled with the second terminal of the load unit. The current adjusting unit is configured to control a first driving current flowing through the first load unit according to a first current reference signal. The control unit is electrically coupled with the first load unit and the voltage conversion unit. The control unit is configured to generate a first voltage reference signal according to the first current reference signal and generate a first control signal to the voltage conversion unit according to a voltage of the second terminal of the first load unit and the first voltage reference signal.
    Type: Application
    Filed: June 22, 2016
    Publication date: June 29, 2017
    Inventors: Jian CHEN, Xiao-Ping FU, Xing-Hua ZHANG
  • Publication number: 20170173659
    Abstract: The invention relates to a forming method of an annular forging of 718 Plus alloy, which comprises the following steps: wrapping the cylindrical surface of a blank of the 718 Plus alloy with a first blanket, further heating to 1000-1100° C., then stopping heating, and immediately performing upsetting and punching treatment on the blank; further respectively wrapping the outer surface and the punched inner surface of the blank after treatment with second blankets, further heating to 1000-1060° C., then stopping heating, immediately performing blank holder reaming treatment on the blank; and respectively wrapping the outer surface and the reamed inner surface of the blank after treatment with the second blankets, further heating to 985-1038° C., then stopping heating, and immediately rolling the blank to obtain a final product, after the method is used for treatment, the grain size of the forging achieves level 6 or above, and the surface has no common cracks.
    Type: Application
    Filed: August 6, 2016
    Publication date: June 22, 2017
    Inventors: Hua Zhang, Yongan Wu, Huadong Wang, Zhuangye Xie, Jiadian Yang, Chuanhua Sun, Zhaohui Liu
  • Publication number: 20170179634
    Abstract: An electrical connector includes an insulative housing and a plurality of contacts retained in the housing to commonly form a terminal module, a metallic shield enclosing the terminal module and forming a mating cavity, and a glue groove formed in a base of the housing and located behind the mating cavity, in which a glue part is received. The shield forms an opening communicating with the glue groove, through which the liquid type glue is injected into the glue groove and solidified therein.
    Type: Application
    Filed: December 17, 2016
    Publication date: June 22, 2017
    Inventors: XIAO-BO DU, CHUN-MING YU, GUO-HUA ZHANG, BIN GUO
  • Publication number: 20170173718
    Abstract: A metal patch suitable for connecting a high-power element and a substrate is provided. The metal patch includes an intermediate metal layer, two first metal layers, and two second metal layers. The first metal layers are respectively disposed on two opposite surfaces of the intermediate metal layer. The intermediate metal layer is located between the first metal layers. The melting point of each of the first metal layers is greater than 800° C. The second metal layers are respectively disposed on the first metal layers. The intermediate metal layer and the first metal layers are located between the second metal layers. The material of each of the second metal layers includes an indium-tin alloy. Each of the first metal layers and the corresponding second metal layer can generate an intermetal via a solid-liquid diffusion reaction.
    Type: Application
    Filed: December 22, 2015
    Publication date: June 22, 2017
    Inventors: Yi-Hao Huang, Min-Chieh Chou, Wen-Hua Zhang, Meng-Chi Huang
  • Patent number: 9685751
    Abstract: An electrical connector comprises a first terminal module, a second module and a shell. The first terminal module has a first insulator and a plurality of first terminals embedded in the first insulator. The first insulator has a first vertical portion, a first horizontal portion and a first tongue plate. The second terminal module has a second insulator and a plurality of second terminals embedded in the second insulator. The second insulator has a second vertical portion, a second horizontal portion and a second tongue plate. The second vertical portion and the second horizontal portion are separated from each other, and the second terminal connects the second vertical portion with the second horizontal portion.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: June 20, 2017
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Chun-Ming Yu, Juan Du, Bin Guo, Guo-Hua Zhang, Liang Gong
  • Publication number: 20170169787
    Abstract: A waveform-shaping circuit, a liquid crystal display device having the same, and a driving method for the same are provided. The device includes a pixel unit, a data line for transmitting a data signal to the pixel unit, a clock signal generation chip for generating a first clock signal and a second clock signal, a waveform-shaping circuit connected with the clock signal generation chip for receiving the first clock signal and the second clock signal, outputting a scanning signal having a trimmed rising edge as a chamfered waveform according to the first clock signal and the second clock signal, and a scanning signal for transmitting the scanning signal having the trimmed rising edge to the pixel unit. The present invention can reduce the waveform difference of the scanning signals at two sides and a middle portion of a panel in order to increase the display quality of the device.
    Type: Application
    Filed: August 28, 2015
    Publication date: June 15, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Hua ZHANG
  • Publication number: 20170162157
    Abstract: A LCD and the gate driving circuit thereof are disclosed. The gate driving circuit includes a shift register circuit and a shift register circuit and a level transition circuit connected with the shift register circuit. The level transition circuit generates clock signals, selection signals, and negative voltage reference signals for the shift register circuit. The clock signals, the selection signals, and the negative voltage reference signals are configured for driving the shift register circuit. A negative voltage value of the negative voltage reference signals (VSS) is larger than the negative voltage value of one of the clock signals or the selection signals. In this way, the TFTs of the shift register circuit own better turn-off capability so as to avoid malfunction.
    Type: Application
    Filed: August 25, 2015
    Publication date: June 8, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventor: Hua ZHANG
  • Publication number: 20170162936
    Abstract: A laminated antenna structure includes a substrate, a first conductive circuit layer, an insulating colloidal layer, a second conductive circuit layer and a conductive structure. The first conductive circuit layer is disposed on or above the substrate, the second conductive circuit layer is disposed above the first conductive circuit layer, and the insulating colloidal layer is disposed between the first and the second conductive circuit layers. The first conductive circuit layer, the insulating colloidal layer and the second conductive circuit layer form a laminated capacitive structure. The conductive structure is electrically connected to a signal source on the substrate, and the signal source is electrically connected to at least one of the first conductive circuit layer and the second conductive circuit layer. The insulating colloidal layer contains catalyzers.
    Type: Application
    Filed: December 30, 2015
    Publication date: June 8, 2017
    Inventors: Meng-Chi Huang, Tune-Hune Kao, Wei-Yu Li, Wei Chung, Wen-Hua Zhang
  • Patent number: 9672779
    Abstract: Disclosed is a liquid crystal display device, a backlight module, and a backlight drive circuit. The backlight drive circuit comprises a booster circuit, a light-emitting unit, a circuit for automatic adjustment of current, and a controller. The current flowing through an LED will be altered by the circuit for automatic adjustment of current when extending an adjustable range of the controller, so as to reach the adjustable range of the controller.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: June 6, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology, Co., Ltd.
    Inventors: Hua Zhang, Dan Cao
  • Publication number: 20170155390
    Abstract: The present invention teaches a level shift device and a related method. The level shift device contains a first input terminal, a second input terminal, a number of output terminals, and a pulse generation circuit. The first input terminal is for receiving a first pulse input signal. The second input terminal is for receiving a second pulse input signal. The pulse generation circuit cyclically produces pulse output signals, one on each output terminal, according to the first and second pulse input signals. The level shift device further contains a third input terminal for receiving a third pulse input signal. The pulse generation circuit controls the number of pulse output signals produced within each cycle according to third pulse input signal. The present invention is able to produce various numbers of pulse output signals, which is flexible for different applications without investing a new design.
    Type: Application
    Filed: September 15, 2015
    Publication date: June 1, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventor: Hua ZHANG
  • Patent number: 9665338
    Abstract: A display method is applicable for a display apparatus. The display method includes transmitting preview data outputted by a client terminal to a host terminal such that the host terminal displays a preview image corresponding to the preview data. After the host terminal displays the preview image, if the host terminal outputs a first display permission signal, the display apparatus is utilized to display an image corresponding to an image signal outputted by the client terminal. A display apparatus, a video system and a projector are disclosed herein as well.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: May 30, 2017
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Bo-Tao Lin, JianHua Lu, Chun-Hua Zhang, Tsung-Cheng Lo, Mao-Hua Cheng, Chun-Wen Wang
  • Publication number: 20170144934
    Abstract: A method of manufacturing a sulfide-based ceramic element, such as a transparent infrared optical element, comprises the steps of: synthesizing a sulfide powder; and sintering the powder to form the ceramic element; wherein the step of synthesizing the sulfide powder is performed by combustion in an aqueous solution, the solution comprising water as its only solvent, or containing water as its main solvent and at most 10%, and preferably at most 1% of the overall solvent mass, of one or more combustible solvents. The sulfide powder may be chosen, in particular, among ZnS, BaLa2S4, CaLa2S4.
    Type: Application
    Filed: July 8, 2015
    Publication date: May 25, 2017
    Inventors: Noha HAKMEH, Odile MERDRIGNAC-CONAMEC, Xiang-Hua ZHANG
  • Publication number: 20170150572
    Abstract: An LED backlight driving circuit is disclosed. The present disclosure relates to the technical field of display, whereby the technical problem of the incorrect detection of the short circuit detection module when the open circuit malfunction occurs to one LED backlight unit and the output voltage of the LED backlight driving circuit rises can be solved.
    Type: Application
    Filed: June 25, 2015
    Publication date: May 25, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Hua Zhang
  • Publication number: 20170130607
    Abstract: A gas accumulation detection and ventilation system for a gas turbine enclosure includes a pipe array positioned adjacent a floor of the gas turbine enclosure and a ventilation assembly including a fan, an air flow inlet and an air flow outlet. The pipe array includes at least one pipe having at least one opening therein. The fan of the ventilation assembly directs an air flow sweep through the air flow inlet along the floor of the gas turbine enclosure.
    Type: Application
    Filed: November 6, 2015
    Publication date: May 11, 2017
    Inventors: Hua Zhang, Manuel Moises Cardenas, Jr.
  • Patent number: 9645320
    Abstract: A coupler and a waveguide chip including the coupler are provided. The coupler connects a first optical waveguide to a second optical waveguide and includes an entity region and a first waveguide grating. A first end of the entity region is coupled to the first optical waveguide. A second end of the entity region is coupled to a second end of the first waveguide grating. A first end of the first waveguide grating is coupled to the second optical waveguide. Size of the first end of the entity region matches size of an end plane of the first optical waveguide, size of an end plane of the second end of the entity region matches size of an end plane of the second end of the first waveguide grating, and size of the first end of the first waveguide grating matches size of an end plane of the second waveguide.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: May 9, 2017
    Assignees: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD., HISENSE USA CORP., HISENSE INTERNATIONAL CO., LTD.
    Inventor: Hua Zhang