Patents by Inventor Zheng Lu

Zheng Lu 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: 20200002838
    Abstract: Methods for producing monocrystalline silicon ingots in which the pull rate during neck growth is monitored are disclosed. A moving average of the pull rate may be calculated and compared to a target moving average to determine if dislocations were not eliminated and the neck is not suitable for producing an ingot main body suspended from the neck.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 2, 2020
    Inventors: Zheng Lu, Chun-Sheng Wu, Feng-Chien Tsai, Chi-Yung Chen, Yeong-Ming Sheu, Hsien-Ta Tseng
  • Publication number: 20200002839
    Abstract: Methods for producing monocrystalline silicon ingots in which the pull rate during neck growth is monitored are disclosed. A moving average of the pull rate may be calculated and compared to a target moving average to determine if dislocations were not eliminated and the neck is not suitable for producing an ingot main body suspended from the neck.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 2, 2020
    Inventors: Zheng Lu, Chun-Sheng Wu, Feng-Chien Tsai, Chi-Yung Chen, Yeong-Ming Sheu, Hsien-Ta Tseng
  • Publication number: 20200002840
    Abstract: Methods for producing monocrystalline silicon ingots in which the pull rate during neck growth is monitored are disclosed. A moving average of the pull rate may be calculated and compared to a target moving average to determine if dislocations were not eliminated and the neck is not suitable for producing an ingot main body suspended from the neck.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 2, 2020
    Inventors: Zheng Lu, Chun-Sheng Wu, Feng-Chien Tsai, Chi-Yung Chen, Yeong-Ming Sheu, Hsien-Ta Tseng
  • Publication number: 20190342415
    Abstract: The present disclosure provides an event information push method performed at a computer system, the method including: collecting network messages from a social networking platform; performing aggregation on the network messages, to obtain corresponding event information; obtaining, for each piece of event information, one or more attributes from the corresponding category of network messages; obtaining, from an event information and user database, a user group corresponding to the one or more attributes of each piece of event information; and pushing each piece of event information to a user in the user group corresponding to the event information.
    Type: Application
    Filed: July 19, 2019
    Publication date: November 7, 2019
    Inventor: Zheng LU
  • Publication number: 20190315891
    Abstract: This invention relates to a thioxanthone derivative photoinitiator, a radiation curable composition comprising the same and the use thereof. In particular, the invention relates to thioxanthone derivative photoinitiator suitable to be in one drop filling process for manufacturing liquid crystal display device without the concern of liquid crystal contamination.
    Type: Application
    Filed: June 26, 2019
    Publication date: October 17, 2019
    Inventors: Zhuming Shi, Zhenhua Ju, Zheng Lu, Jiangbo Ouyang, Jinqian Chen
  • Patent number: 10412185
    Abstract: The present disclosure provides an event information push method performed at a computer system, the method including: collecting network messages from a social networking platform; performing aggregation on the network messages, to obtain corresponding event information; obtaining, for each piece of event information, one or more attributes from the corresponding category of network messages; obtaining, from an event information and user database, a user group corresponding to the one or more attributes of each piece of event information; and pushing each piece of event information to a user in the user group corresponding to the event information.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: September 10, 2019
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventor: Zheng Lu
  • Patent number: 10352981
    Abstract: The present invention provides a power-cable ground current self-adaptive monitoring method. The steps including configuring a sample baseline, determining an impact factor set of the sample data, sampling real-time data of ground current by a power-cable ground current monitoring system, perform digital filtering on the sampled real-time data of ground current, applying a self-adaptive method to process the filtered sample data, and uploading the processed sample data to a backend monitoring device for real-time monitoring. The present invention may solve high energy loss and low information amount problems. The power consumption of monitoring device may be reduced by more than 50%, and server resource occupancy percentage may be lowered by about 20%. Efficiencies of evaluating external insulation status of the are enhanced.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: July 16, 2019
    Assignees: CHANG ZHOU CURRENT SUPPLY COMPANY OF JIANGSU ELECTRIC POWER COMPANY, JIANGSU ELECTRIC POWER COMPANY, STATE GRID CORPORATION OF CHINA
    Inventors: Tao Yu, Hui Zhu, Jian Du, Zheng Lu, Hao Wang
  • Patent number: 10351760
    Abstract: Polymeric clay stabilizers including at least one ionic repeating unit for treatment of subterranean formations. A method of treating a subterranean formation that can include obtaining or providing a composition comprising including a polymeric clay stabilizer including at least one ionic repeating unit, wherein the clay stabilizer has a melting point or glass transition temperature that is equal to or less than 100° C. The method can also include placing the composition in a subterranean formation.
    Type: Grant
    Filed: July 15, 2014
    Date of Patent: July 16, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Nathan Carl Schultheiss, Humberto Almeida Oliveira, Chandra Sekhar Palla-Venkata, Zheng Lu
  • Patent number: 10301928
    Abstract: A method of flow testing can include dispensing at least one solid material and at least one liquid into each of multiple wells in a filter plate, and then heating the filter plate with the solid material and liquid therein to an elevated temperature. A flow testing system can include a multiple well filter plate, each of the wells having disposed therein a selected combination of formation particles, a fracturing fluid and a liquid hydrocarbon, and a heating device that heats the filter plate to an elevated temperature.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: May 28, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Jody M. Burks, Ajish Sreeni Radhakrishnan Potty, Zheng Lu
  • Publication number: 20190097945
    Abstract: Predictive scheduling may be provided. First, a first device may identify when a service flow is expected to become active. The first device may estimate an initial traffic profile in response to identifying when the service flow is expected to become active. The first device may then grant allocation based on the initial traffic profile of the service flow. Next, the first device may collect feedback to later update the traffic profile estimate. The first device may then update the traffic profile estimate.
    Type: Application
    Filed: September 25, 2018
    Publication date: March 28, 2019
    Applicant: Cisco Technology, Inc.
    Inventors: John T. Chapman, Elias Chavarria Reyes, Alon Shlomo Bernstein, Dantong Liu, Zheng Lu
  • Patent number: 10196887
    Abstract: Metal-organic frame-works (MOFs) and its compositions for use as proppants in a method of treating subterranean formations. A method comprising contacting the formation with a fluid composition comprising a metal-organic framework comprised of at least one metal ion and an organic ligand that is at least bidentate and that is bonded to the metal ion.
    Type: Grant
    Filed: July 15, 2014
    Date of Patent: February 5, 2019
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Nathan Carl Schultheiss, Zheng Lu, Humberto Almeida Oliveira, Denise Nicole Benoit, Chandra Sekhar Palla-Venkata
  • Patent number: 10189867
    Abstract: The present document discloses an organosilicon modified photoinitiator represented by the general formula (I): wherein, R1 and R2 are each independently selected from the group consisting of C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, aryl C1-C3 alkyl; one of R3, R4, R5, R6, and R7 is SIL1-X, and the others are each independently selected from the group consisting of hydrogen, C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, aryl C1-C3 alkyl, and halogen; X is a direct bond or C1-C12 alkylene; and SIL1 and SIL2 are each independently represented by the formula —SiR8R9R10 or (R?SiO3/2)a(R?2SiO2/2)b(R??3SiO1/2)c, wherein R8, R9 and R10 are each independently selected from the group consisting of C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, aryl, and aryl C1-C3 alkyl, R?, R? and R?? each independently selected from the group consisting of C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, and phenyl C1-C3 alkyl, and a, b, and c are numbers that satisfy a?0, b?0, c>0, the ratio of a to c is from 0 to 10
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: January 29, 2019
    Assignees: Henkel IP & Holding GmbH, Henkel AG & Co. KGaA
    Inventors: Hao Wu, Zhiming Li, Jinyou Li, Yong Zhang, Xingang Zhang, Zhixiang Lu, Zheng Lu
  • Publication number: 20180376107
    Abstract: A system offering simplified bi-directional video communication between a user and a device of a pre-configured one or more persons of interest includes a touch display with a pictorial representation of each of the one or more persons of interest and a pictorial representation of one or more health indicators. The touch display is configured to establish the bi-directional video communication with a selected one of said persons of interest in response to a single touch of the pictorial representation of the selected one of the persons of interest. In one implementation, the system includes one or more biometric telemetry devices for acquiring and transmitting biometric data associated with a specific health indicator to the touch display, which is then transmitted to a database, processed and accessed by one or more authorized persons. In another implementation, the system includes a workflow engine for healthcare management of the patient.
    Type: Application
    Filed: August 31, 2018
    Publication date: December 27, 2018
    Applicant: AETONIX SYSTEMS
    Inventors: Georgiy Shibaev, Arnold Elite, Junjie Yin, Chandler Newman-Reed, Zheng Lu, Michael A.J. Bourassa, Pengyu Chen, Michel Paquet
  • Publication number: 20180312532
    Abstract: Compounds represented by the following Formula I: wherein: R1, R2, R3, R4, and R5 are the same or different and are selected from the group consisting of SIL1-X, hydrogen, C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, phenyl C1-C3 alkyl, and fluorine; X is optional, and if present is C1-C12 alkyl; SIL1 has the general formula: (R7SiO3/2)a(R72SiO2/2)b(R73SiO1/2)c wherein: R7 is selected from the group consisting of C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, alkoxyl, phenyl, and phenyl C1-C3 alkyl; a is a positive number, b is 0 or a positive number, c is 0 or a positive number, b/a is from 0 to 100, and c/a is from 0 to 10, wherein at least one of R1, R2, R3, R4, and R5 is SIL1-X; and R6 is selected from the group consisting of C1-C20 alkyl, C2-C8 alkenyl, C5-C8 cycloalkyl, phenyl, phenyl C1-C3 alkyl, trimethylphenol, and fluorine, a method to produce these compounds, and the use thereof as a photoinitiator.
    Type: Application
    Filed: July 10, 2018
    Publication date: November 1, 2018
    Inventors: Wenjuan TAN, Zhixiang Lu, Hao Wu, Yong Zhang, Zheng Lu, Xuelong Hou
  • Patent number: 10104407
    Abstract: In one implementation, a method performed by a client device includes: determining a perceptual characterization metric, where the perceptual characterization metric provides a quantitative characterization of factors that determine quality of experience associated with a first playback profile of media content presented by the client device; and normalizing the perceptual characterization metric based on characterization factors associated with the client device. The method further includes: obtaining an aggregate perceptual characterization metric that is based at least in part on the normalized perceptual characterization metric from the client device and one or more other perceptual characterization metrics from other client devices sharing at least one network resource with the client device; and determining whether to change the first playback profile based on a function of the first normalized perceptual characterization metric and the aggregate perceptual characterization metric.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: October 16, 2018
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Zheng Lu, Sangeeta Ramakrishnan, Xiaoqing Zhu
  • Patent number: 10100155
    Abstract: The present invention relates to a polyorganosiloxane and a moisture and radiation curable adhesive composition comprising the same, in particular, to a polyorganosiloxane and a moisture and radiation curable adhesive composition used in a liquid optical clear adhesive (LOCA) for handheld device and display (HHDD).
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: October 16, 2018
    Assignees: Henkel IP & Holding GmbH, Henkel AG & Co. KGaA
    Inventors: Zhixiang Lu, Zhiming Li, Jinyou Li, Zheng Lu, Yong Zhang
  • Publication number: 20180266016
    Abstract: Nitrogen-doped CZ silicon crystal ingots and wafers sliced therefrom are disclosed that provide for post epitaxial thermally treated wafers having oxygen precipitate density and size that are substantially uniformly distributed radially and exhibit the lack of a significant edge effect. Methods for producing such CZ silicon crystal ingots are also provided by controlling the pull rate from molten silicon, the temperature gradient and the nitrogen concentration. Methods for simulating the radial bulk micro defect size distribution, radial bulk micro defect density distribution and oxygen precipitation density distribution of post epitaxial thermally treated wafers sliced from nitrogen-doped CZ silicon crystals are also provided.
    Type: Application
    Filed: May 18, 2018
    Publication date: September 20, 2018
    Inventors: Zheng Lu, Gaurab Samanta, Tse-Wei Lu, Feng-Chien Tsai
  • Publication number: 20180266015
    Abstract: Nitrogen-doped CZ silicon crystal ingots and wafers sliced therefrom are disclosed that provide for post epitaxial thermally treated wafers having oxygen precipitate density and size that are substantially uniformly distributed radially and exhibit the lack of a significant edge effect. Methods for producing such CZ silicon crystal ingots are also provided by controlling the pull rate from molten silicon, the temperature gradient and the nitrogen concentration. Methods for simulating the radial bulk micro defect size distribution, radial bulk micro defect density distribution and oxygen precipitation density distribution of post epitaxial thermally treated wafers sliced from nitrogen-doped CZ silicon crystals are also provided.
    Type: Application
    Filed: May 18, 2018
    Publication date: September 20, 2018
    Inventors: Zheng Lu, Gaurab Samanta, Tse-Wei Lu, Feng-Chien Tsai
  • Patent number: 10066152
    Abstract: Methods including preparing a treatment fluid comprising an aqueous base fluid, a gelling agent, and crosslinkable proppant particulates comprising proppant particulates having covalently grafted thereon a boronic acid functional group; crosslinking the crosslinkable proppant particulates with the gelling agent, thereby suspending the crosslinkable proppant particulates in the treatment fluid; introducing the treatment fluid into a subterranean formation having at least one fracture therein; and placing the crosslinkable proppant particulates into the at least one fracture to form a proppant pack therein.
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: September 4, 2018
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Zheng Lu, Humberto Almeida Oliveira, Chandra Sekhar Palla-Venkata, Denise Nicole Benoit, Prashant D. Chopade, Philip D. Nguyen
  • Patent number: 10060242
    Abstract: Systems and methods for the use of traceable metal-organic frameworks in subterranean formations are provided. In one embodiment, the methods comprise: introducing a fluid into a wellbore penetrating at least a portion of a subterranean formation, the fluid comprising a base fluid and a solid particle comprising a metal-organic framework comprising at least one detectable component, wherein the metal-organic framework further comprises at least one metal ion and an organic ligand that is at least bidentate and that is bonded to the metal ion; and detecting one or more signals from the at least one detectable component.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: August 28, 2018
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Denise Nicole Benoit, Nathan Carl Schultheiss, Zheng Lu, Humberto Almeida Oliveira, Chandra Sekhar Palla-Venkata