Patents by Inventor Ke Zhou

Ke Zhou 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: 11703529
    Abstract: A voltage measurement device includes a probe module movably arranged around an alternating-current transmission line, and a measurement unit. A metal electrode is arranged on a surface of the probe module facing toward the alternating-current transmission line, electrically coupled with the alternating-current transmission line to form a coupling capacitor, and then forms an electrical circuit with an inductor element, a resistor element, and a reference signal source in the measurement unit. A processor controls the reference signal source to input reference voltage signals at different frequencies to the electrical circuit, determines a resonant frequency of the electrical circuit according to currents of the electrical circuit under the reference voltage signals at different frequencies, and determines a voltage of the alternating-current transmission line according to a first current component amplitude and the resonant frequency of the electrical circuit.
    Type: Grant
    Filed: August 9, 2022
    Date of Patent: July 18, 2023
    Assignees: Digital Grid Research Institute, China So Po Grid, Electric Pwr Rrch Ins of Guangxi Pwr Grd Co., Ltd.
    Inventors: Peng Li, Bing Tian, Ke Zhou, Zhiming Wang, Bofeng Luo, Xu Yin, Jiaming Zhang, Zhong Liu, Xiaoming Wang, Hongdi Sun, Qiancheng Lv, Renze Chen, Licheng Li
  • Publication number: 20230197032
    Abstract: A virtual reality system includes: a first conversion module, configured to convert a video signal received by using a display port into a first video signal; an all-in-one machine control module, where the all-in-one machine control module is configured to output a second video signal, and the all-in-one machine control module is electrically connected to the first conversion module to control running of the first conversion module; a switching module, electrically connected to the first conversion module and the all-in-one machine control module respectively, to switch an operation mode corresponding to the first video signal or the second video signal according to a control instruction of the all-in-one machine control module; and an output apparatus, electrically connected to the switching module, where the output apparatus receives the first video signal or the second video signal and displays a corresponding video picture.
    Type: Application
    Filed: December 21, 2022
    Publication date: June 22, 2023
    Applicant: PIMAX TECHNOLOGY (SHANGHAI) CO., LTD
    Inventors: Zhibin WENG, Ke ZHOU
  • Publication number: 20230199145
    Abstract: Disclosed are an image processing method and an apparatus for a virtual reality device, and a virtual reality device. The image processing method for a virtual reality device includes: receiving, by a HDMI, a video signal in a HDMI format; converting the video signal in the HDMI format into a video signal in a CSI format; and performing at least one of asynchronous timewarp processing and asynchronous spacewarp processing on the video signal in the CSI format, to generate a video signal in a DSI format. Based on the image processing method, a displayed image of the virtual reality device has a high display frame rate. In addition, the virtual reality device may also receive and process a video signal without using the HDMI, and store video and audio data of the video signal to a greatest extent.
    Type: Application
    Filed: December 21, 2022
    Publication date: June 22, 2023
    Applicant: PIMAX TECHNOLOGY (SHANGHAI) CO., LTD
    Inventors: Zhibin WENG, Ke ZHOU
  • Publication number: 20230165249
    Abstract: The present invention is directed to agricultural compositions comprising at least one agriculturally active ingredient and gellan gum. The present invention is further directed to tank mixes comprising a high electrolyte composition comprising at least one agriculturally active ingredient and a second composition comprising at least one agriculturally active ingredient, wherein gellan gum is present in the high electrolyte composition or the second composition or is added to the tank mix.
    Type: Application
    Filed: November 30, 2022
    Publication date: June 1, 2023
    Inventors: Tak Wai Cheung, Ke Zhou
  • Publication number: 20230135741
    Abstract: A method for manufacturing a fabric with an intelligently-designed digitally-printed pattern with energy saving effect is disclosed.
    Type: Application
    Filed: February 5, 2021
    Publication date: May 4, 2023
    Inventors: Guo Zhu FU, Yi Feng WANG, Ke ZHOU
  • Publication number: 20230126697
    Abstract: Disclosed are a method, an apparatus, and a system for generating a posture virtual image, and a virtual reality device, to resolve a technical problem that the virtual image generated based on the prior art is not realistic enough. A method for generating a posture virtual image of a user includes: separately obtaining initial images of key regions of a first part of a user; extracting position information of feature points from the initial images; integrating the initial images according to position information to generate a first part image; and generating a virtual image according to the first part image. The initial images of the plurality of key regions can represent the first part of the user accurately, thereby a real feature of the first part of the user is accurately presented, and a real-time experience of the user during interaction is improved.
    Type: Application
    Filed: October 21, 2022
    Publication date: April 27, 2023
    Applicant: PIMAX TECHNOLOGY (SHANGHAI) CO., LTD
    Inventors: Zhibin WENG, Ke ZHOU
  • Patent number: 11616657
    Abstract: An apparatus, method and computer program is described comprising: receiving a plurality of the interaction inputs for one or more of a plurality of time slices of a virtual meeting or presentation from one or more participants of the virtual meeting or presentation; determining one or more significant time slices of the virtual meeting or presentation based, at least partially, on one or more of the plurality of interaction inputs; and generating a summary of the virtual meeting or presentation, wherein the summary comprises audio data corresponding to at least some of the one or more significant time slices.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: March 28, 2023
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: Marios Constantinides, Ke Zhou, Daniele Quercia, Sagar Joglekar
  • Patent number: 11604949
    Abstract: An image processing method is provided. The method includes obtaining at least two images, the at least two images being based on the same target object captured from different imaging angles, respectively; extracting, by using feature extraction networks included in an image processing model, target features of the at least two images, the feature extraction networks being configured to extract features of images corresponding to the different imaging angles, respectively; and determining, based on the target features, a classification result corresponding to the target object.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 14, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventor: Ke Zhou Yan
  • Publication number: 20230065005
    Abstract: A voltage measurement device includes a probe module movably arranged around an alternating-current transmission line, and a measurement unit. A metal electrode is arranged on a surface of the probe module facing toward the alternating-current transmission line, electrically coupled with the alternating-current transmission line to form a coupling capacitor, and then forms an electrical circuit with an inductor element, a resistor element, and a reference signal source in the measurement unit. A processor controls the reference signal source to input reference voltage signals at different frequencies to the electrical circuit, determines a resonant frequency of the electrical circuit according to currents of the electrical circuit under the reference voltage signals at different frequencies, and determines a voltage of the alternating-current transmission line according to a first current component amplitude and the resonant frequency of the electrical circuit.
    Type: Application
    Filed: August 9, 2022
    Publication date: March 2, 2023
    Applicants: Digital Grid Research Institute, China So Po Grid, Electric Pwr Rrch Ins of Guangxi Pwr Grd Co., Ltd.
    Inventors: Peng LI, Bing TIAN, Ke ZHOU, Zhiming WANG, Bofeng LUO, Xu YIN, Jiaming ZHANG, Zhong LIU, Xiaoming WANG, Hongdi SUN, Qiancheng LV, Renze CHEN, Licheng LI
  • Publication number: 20230020482
    Abstract: The present invention is directed to an agricultural formulation comprising 3-(difluoromethyl)-1-methyl-N-[(3R)-1,1,3-trimethyl-2,3-dihydroinden-4-yl]pyrazole-4-carboxamide, sodium salt of naphthalene sulfonate condensate and tristyrylphenol ethoxylated. The present invention is further directed to a process for preparing the agricultural formulations and methods of use thereof.
    Type: Application
    Filed: September 13, 2022
    Publication date: January 19, 2023
    Inventors: Toshiya Ogawa, Ke Zhou, Jessica Tanuwidjaja, Jane Liu, Alice Wei
  • Publication number: 20220399532
    Abstract: Provided are an all-solid-state battery and a preparation method thereof. The all-solid-state battery includes a positive electrode, a negative electrode, and a solid-state electrolyte located between the positive electrode and the negative electrode. The negative electrode includes a first negative electrode and a second negative electrode. The second negative electrode is located on a side of the first negative electrode. The solid-state electrolyte includes a first solid-state electrolyte and a second solid-state electrolyte. The first solid-state electrolyte is located between the positive electrode and the first negative electrode. The second solid-state electrolyte is located between the positive electrode and the second negative electrode. The roughness of the second solid-state electrolyte is greater than the roughness of the first solid-state electrolyte.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 15, 2022
    Inventors: Yuchuan Feng, Zheng Li, Hongcai He, Ke Zhou, Dandan Wang, Fan Yang
  • Publication number: 20220369048
    Abstract: An ear-worn electronic device comprises at least one microphone configured to sense sound in an acoustic environment, an acoustic transducer, and a non-volatile memory configured to store a plurality of parameter value sets, each of the parameter value sets associated with a different acoustic environment. A control input is configured to receive a control input signal produced by at least one of a user-actuatable control of the ear-worn electronic device and an external electronic device communicatively coupled to the ear-worn electronic device in response to a user action. A processor is operably coupled to the microphone, the acoustic transducer, the non-volatile memory, and the control input. The processor is configured to classify the acoustic environment using the sensed sound and apply, in response to the control input signal, one of the parameter value sets appropriate for the classification.
    Type: Application
    Filed: January 3, 2021
    Publication date: November 17, 2022
    Inventors: Martin McKinney, David Fabry, Jumana Harianawala, Ke Zhou, Jaymin Baroda
  • Patent number: 11501431
    Abstract: An image processing method performed by a terminal is provided. A molybdenum target image is obtained, and a plurality of candidate regions are extracted from the molybdenum target image. In the molybdenum target image, a target region is marked in the plurality of candidate regions by using a neural network model obtained by deep learning training, a probability that a lump comprised in the target region is a target lump being greater than a first threshold, a probability that the target lump is a malignant tumor being greater than a second threshold, and the neural network model being used for indicating a mapping relationship between a candidate region and a probability that a lump comprised in the candidate region is the target lump.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: November 15, 2022
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LTD
    Inventors: Fen Xiao, Jia Chang, Xuan Zhou, Ke Zhou Yan, Cheng Jiang, Kuan Tian, Jian Ping Zhu
  • Publication number: 20220356657
    Abstract: The present invention discloses a shed tunnel structure for preventing a falling rock, including a shed tunnel body and a buffer plate for bearing impact of the falling rock, where the shed tunnel body includes a first supporting structure, and the first supporting structure is arranged on a side away from a ramp; one end of the buffer plate is connected to the ramp; a side face of the buffer plate close to the shed tunnel body is in movable contact with the first supporting structure, and the contact position is close to the other end of the buffer plate. The objective of resisting continuous impact of the falling rock can be achieved through the structural design.
    Type: Application
    Filed: May 2, 2022
    Publication date: November 10, 2022
    Inventors: Song Yuan, Xibao Wang, Liangpu Li, Peiyuan Liao, Sheng Zhang, Zhengzheng Wang, Zhixiang Yu, Tingbiao Zhang, Guoqiang Zheng, Junbing Li, Yafeng Jin, Weijin Zhou, Lisong Gan, Ke Zhou, Jicheng Wei, Daquan Zhao
  • Patent number: 11461239
    Abstract: A method and apparatus for caching a data block are provided. The method includes: obtaining, from a terminal, an access request for requesting access to a first data block; determining that the first data block is missed in a cache space of a storage system; detect whether a second data block satisfies a lazy condition, the second data block being a candidate elimination block in the cache space and the lazy condition being a condition for determining whether to delay replacing the second data block from the cache space according to a re-access probability; determining that the second data block satisfies the lazy condition; and accessing the first data block from a storage space of the storage system and skipping replacing the second data block from the cache space.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: October 4, 2022
    Assignees: HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY, TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Ke Zhou, Yu Zhang, Hua Wang, Yong Guang Ji, Bin Cheng
  • Publication number: 20220279290
    Abstract: An ear-worn electronic device comprises a microphone configured to sense sound in an acoustic environment, an acoustic transducer, and a non-volatile memory configured to store a plurality of parameter value sets, each of the parameter value sets associated with a different acoustic environment. A control input is configured to receive a control input signal produced by at least one of a user-actuatable control of the ear-worn electronic device and an external electronic device communicatively coupled to the ear-worn electronic device in response to a user action. A processor is configured to classify the acoustic environment using the sensed sound and determine a listening intent preference of the user. The processor is configured to apply, in response to the control input signal, one of the parameter value sets appropriate for the classification and the listening intent preference of the user.
    Type: Application
    Filed: April 29, 2022
    Publication date: September 1, 2022
    Inventors: Martin McKinney, David Fabry, Jumana Harianawala, Ke Zhou, Jaymin Baroda, Brantly Sturgeon, Christopher Larry Howes
  • Patent number: 11417937
    Abstract: A phase shifter transmission device includes: a power mechanism, a driving rod, a plurality of transmission assemblies, and at least one row of phase shifters. The power mechanism is connected to the driving rod and configured to drive the driving rod to rotate. The plurality of transmission assemblies are connected to the driving rod, distributed along an axial direction of the driving rod, and driven by the driving rod to rotate synchronously. Each row of phase shifters includes a plurality of phase shifters distributed along the axial direction of the driving rod, and each phase shifter of each row of phase shifters is connected to the corresponding transmission assembly. The at least one row of phase shifters are configured, when being driven by the plurality of transmission assemblies, to synchronously adjust phases of radiated signals corresponding to the phase shifters.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: August 16, 2022
    Assignees: ROSENBERGER TECHNOLOGIES CO., LTD., ROSENBERGER TECHNOLOGIES LLC
    Inventors: Yongzhong Li, Xu Wang, Ke Zhou, Zhonghao Zou, Jing Sun, Fan Li
  • Publication number: 20220167621
    Abstract: The present invention is directed to an aqueous composition comprising a mixture of epyrifenacil, flumioxazin and pyroxasulfone. The present invention is further directed to methods of controlling weeds by applying the compositions of the present invention to a weed or an area in need of weed control.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 2, 2022
    Inventors: Takashi Shibayama, Ke Zhou
  • Publication number: 20220167622
    Abstract: The present invention is directed to an aqueous composition comprising a mixture of epyrifenacil, mesotrione and pyroxasulfone. The present invention is further directed to methods of controlling weeds by applying the compositions of the present invention to a weed or an area in need of weed control.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 2, 2022
    Inventor: Ke Zhou
  • Patent number: 11317624
    Abstract: The present invention is directed to an aqueous herbicidal composition containing one or more low water solubility herbicides, hydroxyethyl cellulose, and an inorganic compound selected from the group consisting of silicon dioxide, aluminum oxide, magnesium aluminum silicate, attapulgite and mixtures thereof. The present invention is further directed to a method of controlling weeds by applying compositions of the present invention.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: May 3, 2022
    Assignee: VALENT U.S.A., LLC
    Inventors: Takuya Tanaka, Ke Zhou