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: 20180135467
    Abstract: Embodiments of the present disclosure relate to cooling a gas turbine which operates at varying loads. An apparatus according to embodiments of the present disclosure may include: an outlet heat exchanger positioned within a transition duct of a turbine outlet of a gas turbine, wherein the transition duct is positioned upstream from a heat recovery steam generator (HRSG); an extraction line fluidly connecting the outlet heat exchanger to the HRSG, such that a heat exchange fluid flows from the HRSG to the outlet heat exchanger through the extraction line; and a return line fluidly connecting the outlet heat exchanger to the HRSG, such that the heat exchange fluid returns to the HRSG through the return line after passing through the outlet heat exchanger.
    Type: Application
    Filed: November 14, 2016
    Publication date: May 17, 2018
    Inventors: Hua Zhang, Douglas Beadie, Manuel Cardenas, John Edward Sholes, JR.
  • Patent number: 9971098
    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: March 23, 2017
    Date of Patent: May 15, 2018
    Assignees: Hisense Broadband Multimedia Technologies Co., Ltd., Hisense USA Corp., Hisense International Co., Ltd.
    Inventor: Hua Zhang
  • Patent number: 9973365
    Abstract: Methods and systems are provided that enable an OFDM transmitter to be used for transmitting conventional OFDM or a form of transformed OFDM. A technique is provided for transforming a coded and modulated sequence of samples prior to an IFFT that enables the transformed sequence of samples to be transmitted using conventional OFDM or transformed OFDM. The selection of a transform function for transforming the coded and modulated sequence of samples may be based on optimizing the transform function for particular operating conditions between the transmitter and receiver. In some embodiments of the invention OFDM and time transformed OFDM are multiplexed in time and/or frequency in a transmission frame. In some embodiments of the invention a pilot pattern is provided in which the pilot are sent using OFDM and data is sent using OFDM and/or transformed OFDM.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: May 15, 2018
    Assignee: Apple Inc.
    Inventors: Jianglei Ma, Wen Tong, Ming Jia, Hua Xu, Peiying Zhu, Hang Zhang
  • Patent number: 9973164
    Abstract: A power amplifier output power control circuit includes a first operational amplifier with a negative input terminal configured to receive a power control signal; a first PMOS transistor with a grid electrode connected to an output terminal of the first operational amplifier, a source electrode connected to an external power source, and a drain electrode grounded via a voltage dividing network; a power amplifier with a power end connected to the drain electrode of the first PMOS transistor, an input terminal configured to access to a signal to be amplified, and an output terminal configured to amplify the signal; and a current sampling circuit configured to produce sampling current after sampling current across the first PMOS transistor and providing a negative feedback signal for the positive input terminal of the first operational amplifier according to the sampling current such that total output power of the power amplifier keeps unchanged.
    Type: Grant
    Filed: December 25, 2017
    Date of Patent: May 15, 2018
    Assignee: LANSUS TECHNOLOGIES INC.
    Inventors: Hua Long, Liyang Zhang, Zhenjuan Cheng, Dongjie Tang, Qian Zhao
  • Patent number: 9971922
    Abstract: Disclosed are a fingerprint detection device and a mobile terminal. The fingerprint detection apparatus comprises a capacitive fingerprint sensor and a capacitive touch control chip which is electrically connected to the capacitive fingerprint sensor; wherein the capacitive fingerprint sensor is configured to collect fingerprint information and convert the fingerprint information to an analog signal; and the capacitive touch control chip is configured to convert the analog signal to a digital signal, and generate fingerprint image information according to the digital signal. As compared with the dedicated control chip in the related art, the capacitive touch control chip has mature design and manufacture technique, and thus the manufacture and application costs are lower.
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: May 15, 2018
    Assignee: Shenzhen Goodix Technology Co., Ltd.
    Inventors: Rui Ran, Mengta Yang, Zhipan Wang, Jianyang Zhang, Guangming Zhuo, Hua Zhong
  • Patent number: 9973318
    Abstract: A transmission method of a channel state information reference signal (CSI-RS), including: selecting from a resource block s groups of resource elements for transmitting CSI-RSs of mi antenna ports, or selecting at least one resource element from each of r resource blocks for transmitting CSI-RSs of mj antenna ports, to constitute a resource element group to which CSI-RSs of n antenna ports correspond, n>mi, n>mj, 1?i?s, 1?j?r; transmitting the CSI-RSs of n antenna ports to a terminal via the resource elements, and informing related information to the terminal by using indication signaling and further provides a base station, a terminal, a system, a machine-readable program and a storage medium storing a machine-readable program. The present disclosure may provide CSI-RSs supporting more antenna ports according to CSI-RSs of existing antenna ports of a low number, thereby fully bringing performance of a large-scale antenna system into play.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: May 15, 2018
    Assignee: FUJITSU LIMITED
    Inventors: Yi Zhang, Jian Zhang, Hua Zhou
  • Publication number: 20180131140
    Abstract: An electrical connector includes an insulative housing having a main body defining a plurality of mating cavities each coupled with an LED located right behind the mating cavity. A plurality of contacts are disposed in the housing corresponding to each of the mating cavities. A translucent color ring is assembled upon a front face of the main body of the housing in front of each mating cavity. A holder is attached upon a rear face of the housing behind the contacts. The LEDs and the corresponding connecting legs are retained by the holder.
    Type: Application
    Filed: November 8, 2017
    Publication date: May 10, 2018
    Inventors: XIAO-BO DU, ER-dong Ma, Peng Chen, Chun-ming Yu, Guo-hua Zhang
  • Publication number: 20180128175
    Abstract: A system includes a gas turbine system having a first compressor, a combustor, and a turbine, where the first compressor provides a first portion of a discharge air directly to the combustor. The system includes a fluid circuit which receives a fluid comprising a second portion of the discharge air from the first compressor or a combustible fluid and provides the second portion of the discharge air to fuel at a location upstream of the combustor to alter a chemical and physical characteristic of the fuel in an air-fuel mixture that is provided to the combustor.
    Type: Application
    Filed: November 9, 2016
    Publication date: May 10, 2018
    Inventors: Yimin Huang, Manuel Cardenas, Hua Zhang
  • Publication number: 20180128158
    Abstract: A diesel combustion system including a piston, an annular impinging block, and a combustion chamber. The combustion chamber is divided by the annular impinging block into an upper chamber and a lower chamber. The annular impinging block includes a lower guide surface that is adjacent to the lower chamber and that extends from a trough line connected to the piston to a crest line. The ratios among the inner diameter of the top of the piston, the outer diameter of the top of the piston, the diameter of the trough line, and the diameter of the crest line define the shape of the combustion chamber which leads to increased rate of combustion, reduced soot emission, and increased fuel efficiency.
    Type: Application
    Filed: January 9, 2018
    Publication date: May 10, 2018
    Inventors: Wuqiang LONG, Hua TIAN, Jiangping TIAN, Yao FU, Jingchen CUI, Kai SHENG, Ping YI, Kunpeng QI, Qiang ZHANG, Yicong WANG
  • Publication number: 20180131141
    Abstract: An electrical connector includes an insulative housing having a main body defining a plurality of mating cavities each coupled with an LED located right behind the mating cavity. A plurality of contacts are disposed in the housing corresponding to each of the mating cavities. A translucent color ring is assembled upon a front face of the main body of the housing in front of each mating cavity. A printed circuit board is vertically attached upon a rear side of the main body with a terminal module assembled on the bottom edge. A plurality of LEDs are mounted upon the printed circuit board wherein all LEDs are electrically connected to the terminal module having connecting legs.
    Type: Application
    Filed: November 8, 2017
    Publication date: May 10, 2018
    Inventors: Er-Dong MA, Xiao-Bo DU, Peng CHEN, Chun-Ming YU, Guo-Hua ZHANG
  • Patent number: 9967945
    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: Grant
    Filed: June 22, 2016
    Date of Patent: May 8, 2018
    Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.
    Inventors: Jian Chen, Xiao-Ping Fu, Xing-Hua Zhang
  • Patent number: 9963500
    Abstract: The present invention relates to monoclonal antibodies which have high anti-RSV neutralizing titers. The invention further provides for isolated nucleic acids encoding the antibodies of the invention and host cells transformed therewith. The invention yet further provides for diagnostic, prophylactic and therapeutic methods employing the antibodies and nucleic acids of the invention, particularly as a passive immunotherapy agent in infants and the elderly.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: May 8, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kalpit A. Vora, Kara S. Cox, Aimin Tang, Zhifeng Chen, Daniel DiStefano, Lan Zhang, Hua-Poo Su
  • Patent number: 9966028
    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: Grant
    Filed: August 25, 2015
    Date of Patent: May 8, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Hua Zhang
  • Publication number: 20180123581
    Abstract: In one embodiment, a control circuit may be configured to form a switching signal to switch a power transistor at a frequency to regulate an output voltage of the power supply to a target value wherein the control circuit is configured to operate in a normal operating mode and a start-up mode and wherein the control circuit is configured to switch the switching signal at a target frequency in response to operating in the normal operating mode. A first circuit may be configured to control the frequency of the switching signal to increase from a first frequency to a second frequency that is less than the target frequency in response to operating in the start-up mode.
    Type: Application
    Filed: October 12, 2017
    Publication date: May 3, 2018
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventors: Chen-Hua CHIU, Guang-Chao ZHANG, Mao-Sheng LIN, HyeongSeok BAEK
  • Publication number: 20180123539
    Abstract: A multi-mode multi-band power amplifier includes a controller, a wide-band amplifier channel and a fundamental impedance transformer. The controller receives an external signal and outputs a control signal according to the external signal. The wide-band amplifier channel receives single-band or multi-band RF signals through the input terminal, performs power amplification on the RF signals and outputs the RF signals through the output terminal. The fundamental impedance transformer includes a first segment shared by RF signals in all bands, second segments respectively special for RF signals in all bands, and a switching circuit controlled by the controller to separate RF signals subject to power amplification to the second segment in a switchable manner for multiplexed outputs.
    Type: Application
    Filed: December 26, 2017
    Publication date: May 3, 2018
    Applicant: LANSUS TECHNOLOGIES INC.
    Inventors: Hua LONG, Liyang ZHANG, Zhenjuan CHENG, Dongjie TANG, Qian ZHAO
  • Publication number: 20180122284
    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: Application
    Filed: April 13, 2016
    Publication date: May 3, 2018
    Inventor: Hua Zhang
  • Patent number: 9961677
    Abstract: A method for determining a search space, method for detecting downlink control information and apparatuses thereof. The method for determining a search space includes: determining eCCEs occupied by ePDCCH candidates in each carrier according to a first offset, a second offset and other related parameters; wherein the first offset denotes an offset of adjusting the eCCEs occupied by ePDCCH candidates in the same carrier in different eREG groups, and the second offset denotes an offset used for coordinating collision occurs among the eCCEs occupied by ePDCCH candidates in different carriers. In a case of cross-carrier, in configuring a search space, the first offset and the second offset are introduced to avoid collision between the ePDCCHs of the CCs as possible and avoid the ePDCCH candidates in each of the CCs from falling into the same eREG group as possible, thereby solving the problems in the prior art.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: May 1, 2018
    Assignee: FUJITSU LIMITED
    Inventors: Jian Zhang, Yi Wang, Yi Zhang, Hua Zhou
  • Publication number: 20180115226
    Abstract: A system includes an industrial machine that includes a motor and a motor bearing. The system also includes multiple acoustic sensors disposed adjacent the industrial machine. The system further includes multiple other sensors disposed adjacent the industrial machine. The system even further includes a controller programmed to receive noise signals representative of a noise made by the motor bearing acquired by the multiple acoustic sensors, to receive signals representative of operational conditions of the industrial machine, to analyze the noise signals to determine characteristics of the noise, to analyze the characteristics of the noise utilizing the operational conditions, to compare the characteristics of the noise to a plurality of models associated with different noises made by the motor bearing that are associated with a particular abnormal operation, and to select a model from the plurality of models that matches the characteristics of the noise.
    Type: Application
    Filed: October 25, 2016
    Publication date: April 26, 2018
    Inventors: Hua Zhang, David Terry Trayhan, JR., Iris Ziqin Hu
  • Publication number: 20180110373
    Abstract: The invention relates to a food processor comprising a steam generator and a heating cup, wherein the heating cup comprises a container and a removable lid for sealing the container, the steam generator being coupled to the heating cup via a steam inlet arranged in the lid, the steam inlet being an opening of a steam pipe arranged in the lid and configured to dispense steam in the container when the lid seals the container.
    Type: Application
    Filed: February 8, 2017
    Publication date: April 26, 2018
    Inventors: WEI ZHANG, HUA LIU, YOYOU WANG
  • Patent number: 9951646
    Abstract: An on-line wash system for a compressor including: a nozzle including a flow passage for wash liquid, wherein the flow passage is configured to be coupled to a source of a wash liquid and includes a discharge outlet arranged to project the wash liquid into a stream of working fluid for the turbomachine; an electrode proximate to the flow passage of the nozzle, wherein the electrode is configured to form an electrical field sufficient to charge the wash liquid flowing through the passage and the charge applied to the wash liquid is of a first polarity, and a surface of the compressor charged with the first polarity, wherein the surface is exposed to the stream of working fluid and downstream of the nozzle.
    Type: Grant
    Filed: July 1, 2013
    Date of Patent: April 24, 2018
    Assignee: General Electric Company
    Inventors: Doug Scott Byrd, Gilbert Otto Kraemer, Hua Zhang, Jianmin Zhang, Valery Ivanovich Ponyavin