Patents by Inventor Xiangnan LYU

Xiangnan LYU 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: 10728526
    Abstract: The present disclosure provides a communication method, a communication system, an electronic device, and a non-transitory computer-readable storage medium. The method includes: obtaining a plurality of 2D images and/or a plurality of depth maps for a current scene; processing the plurality of 2D images and/or the plurality of depth maps to obtain a plurality of 3D images; and transmitting the plurality of 3D images to the terminal device.
    Type: Grant
    Filed: May 5, 2019
    Date of Patent: July 28, 2020
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jian Bai, Hai Tang, Xueyong Zhang, Xiangnan Lyu, Yang Xia, Hu Li, Ting Chen, Guohui Tan, Zhengpeng Tan, Biao Chen, Fenghua Xu
  • Patent number: 10725311
    Abstract: A laser projector, an image acquisition device, and an electronic apparatus are provided. The laser projector includes a substrate assembly, a lens barrel, and a diffractive optical assembly. The lens barrel includes a lens barrel sidewall provided to the substrate assembly. The lens barrel sidewall includes a first face and a second face opposite to each other. The second face is joined to the substrate assembly. The diffractive optical assembly is provided to the first face. The diffractive optical assembly includes a diffractive optical element and a top cover, and the diffractive optical element and the top cover are fixedly connected. The diffractive optical element is located within the lens barrel, and the top cover is at least partially located outside the lens barrel and clamps the lens barrel together with the diffractive optical element.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: July 28, 2020
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Xueyong Zhang, Xiangnan Lyu
  • Publication number: 20200154015
    Abstract: Embodiments of the present disclosure provide a system for controlling a camera component, the camera component is applicable for an electronic device, and the system may include a first processing unit and a target processing unit. The target processing unit is configured to control the camera component. The first processing unit is configured to determine whether the target processing unit writes data to the first processing unit in accordance with a preset time interval, and when the target processing unit does not write data to the first processing unit over the preset time interval, change an operating state of the camera component and/or control the electronic device to restart.
    Type: Application
    Filed: January 14, 2020
    Publication date: May 14, 2020
    Inventors: Xiangnan Lyu, Jian Bai, Biao Chen, Haitao Zhou, Ziqing Guo, Guohui Tan
  • Publication number: 20200125832
    Abstract: The present disclosure provides a verification system. The verification system is formed with a trusted execution environment, the verification system includes a processor set, and the processor set is configured to: obtain an infrared image to be verified of a target object; determine, in the trusted execution environment, whether the infrared image to be verified matches a pre-stored infrared template; in response to determining that the infrared image to be verified matches the pre-stored infrared template, obtain a depth image to be verified of the target object; and determine, in the trusted execution environment, whether the depth image to be verified matches a pre-stored depth template.
    Type: Application
    Filed: November 13, 2019
    Publication date: April 23, 2020
    Inventors: Xueyong Zhang, Xiangnan Lyu
  • Publication number: 20200091680
    Abstract: Disclosed in embodiments of the present disclosure is a system for controlling a laser projector, a laser projector assembly, a terminal, a method for controlling a laser projector, a method for controlling a laser light output, a device for controlling a laser light output and a computer readable storage medium. The system includes a first drive circuit coupled to the laser projector. The first drive circuit is configured to output an electrical signal to drive the laser projector to project laser light and to turn off the laser projector when a duration of outputting the electrical signal is greater than or equal to a preset threshold.
    Type: Application
    Filed: November 19, 2019
    Publication date: March 19, 2020
    Inventors: Xiangnan Lyu, Jian Bai, Biao Chen, Ziqing Guo, Guohui Tan, Haitao Zhou
  • Publication number: 20200004035
    Abstract: A laser projector, an image acquisition device, and an electronic apparatus are provided. The laser projector includes a substrate assembly, a lens barrel, and a diffractive optical assembly. The lens barrel includes a lens barrel sidewall provided to the substrate assembly. The lens barrel sidewall includes a first face and a second face opposite to each other. The second face is joined to the substrate assembly. The diffractive optical assembly is provided to the first face. The diffractive optical assembly includes a diffractive optical element and a top cover, and the diffractive optical element and the top cover are fixedly connected. The diffractive optical element is located within the lens barrel, and the top cover is at least partially located outside the lens barrel and clamps the lens barrel together with the diffractive optical element.
    Type: Application
    Filed: April 15, 2019
    Publication date: January 2, 2020
    Inventors: Xueyong ZHANG, Xiangnan LYU
  • Publication number: 20190372305
    Abstract: A control system (30) for a laser projector (10), a terminal (100) and a control method for the laser projector (10) are provided. The control system (30) includes a first driving circuit (31), a microprocessor (35) and an application processor (33). The first driving circuit (31) is connected with the laser projector (10). The first driving circuit (31) is configured to drive the laser projector (10) to project laser. The microprocessor (35) is connected with the first driving circuit (31). The application processor (33) is connected with the microprocessor (35). The application processor (33) is configured to send a control signal to the microprocessor (35) according to a distance between a human eye and the laser projector (10). The microprocessor (35) controls the first driving circuit (31) according to the control signal to enable the laser projector (10) to project laser according to a predetermined parameter.
    Type: Application
    Filed: May 24, 2019
    Publication date: December 5, 2019
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Xiangnan LYU, Jian BAI, Biao CHEN
  • Publication number: 20190369473
    Abstract: The present disclosure provides a mobile terminal and a system for controlling a laser projector. The system includes a first drive circuit, a second drive circuit, a watchdog timer, a microprocessor, and an application processor. The first drive circuit is configured to output an electrical signal to the laser projector. The second drive circuit is configured to supply power to the first drive circuit. The microprocessor is configured to send a first predetermined signal to the watchdog timer. The application processor is configured to send a second predetermined signal to the watchdog timer. The watchdog timer is configured to power off the second drive circuit, in response to that the watchdog timer does not read the first predetermined signal or the second predetermined signal.
    Type: Application
    Filed: May 23, 2019
    Publication date: December 5, 2019
    Inventors: Xiangnan LYU, Jian BAI, Biao CHEN
  • Publication number: 20190369474
    Abstract: The present disclosure provides a mobile terminal and a system for controlling a laser projector. The system includes a first drive circuit, a second drive circuit, a microprocessor coupled to the first drive circuit, and an application processor. The first drive circuit is configured to output an electrical signal to the laser projector. The second drive circuit is configured to supply power to the first drive circuit. The application processor is configured to, read a preset signal from the microprocessor, and power off the second drive circuit to power off the first drive circuit and the laser projector, or send a reset signal for restarting the microprocessor to the microprocessor, in response to that the application processor cannot read the preset signal.
    Type: Application
    Filed: May 23, 2019
    Publication date: December 5, 2019
    Inventors: Xiangnan LYU, Jian BAI, Biao CHEN
  • Publication number: 20190342541
    Abstract: The present disclosure provides a communication method, and an electronic device. The method includes: obtaining, by an electronic device, a plurality of 2D images and/or a plurality of depth maps for a current scene, the plurality of 2D images and/or the plurality of depth maps being aligned in time; and transmitting, by the electronic device, the plurality of 2D images and/or the plurality of depth maps to the server by means of wireless communication.
    Type: Application
    Filed: May 5, 2019
    Publication date: November 7, 2019
    Inventors: Jian BAI, Hai TANG, Xueyong ZHANG, Xiangnan LYU, Yang XIA, Hu LI, Ting CHEN, Guohui TAN, Zhengpeng TAN, Biao CHEN, Fenghua XU
  • Publication number: 20190342542
    Abstract: The present disclosure provides a communication method, a communication system, an electronic device, and a non-transitory computer-readable storage medium. The method includes: obtaining a plurality of 2D images and/or a plurality of depth maps for a current scene; processing the plurality of 2D images and/or the plurality of depth maps to obtain a plurality of 3D images; and transmitting the plurality of 3D images to the terminal device.
    Type: Application
    Filed: May 5, 2019
    Publication date: November 7, 2019
    Inventors: Jian BAI, Hai TANG, Xueyong ZHANG, Xiangnan LYU, Yang XIA, Hu LI, Ting CHEN, Guohui TAN, Zhengpeng TAN, Biao CHEN, Fenghua XU