Patents by Inventor Nanjing DONG

Nanjing DONG 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: 20200292837
    Abstract: Provided are a method and an apparatus of optical module assembly, where the method includes: when an optical module to be aligned images, controlling an alignment mechanism clamping a lens to be assembled to move in a set direction by a set movement step; when the alignment mechanism moves each time, collecting, by an image acquisition device, light spots imaged by the optical module to be aligned sequentially, and selecting a light spot with a minimum size from the collected light spots; determining an optimal position of the alignment mechanism according to at least two light spots before the light spot with the minimum size and at least two light spots thereafter; and controlling the alignment mechanism to move to the optimal position to align the lens to be assembled.
    Type: Application
    Filed: September 6, 2018
    Publication date: September 17, 2020
    Applicant: GOERTEK INC.
    Inventors: Nanjing DONG, Debo SUN
  • Publication number: 20200271441
    Abstract: Provided are a method and an apparatus of optical module assembly, where the method includes: when an optical module to be aligned images, controlling an alignment mechanism clamping a lens to be assembled to move in a set direction by a set movement step; when the alignment mechanism moves each time, collecting light spots imaged by the optical module to be aligned sequentially, and selecting an estimated light spot with a minimum size from the collected light spots; searching for an ideal light spot with a minimum size according to a reduced movement step and the estimated light spot with the minimum size; determining a movement position of the alignment mechanism when the ideal light spot with the minimum size is collected as an optimal position of the alignment mechanism; and controlling the alignment mechanism to move to the optimal position to align the lens to be assembled.
    Type: Application
    Filed: September 6, 2018
    Publication date: August 27, 2020
    Applicant: GOERTEK INC.
    Inventors: Nanjing DONG, Debo SUN
  • Publication number: 20200269367
    Abstract: An apparatus and a method for assembling optical module. The apparatus includes: a working bench, a controller and a plurality of mechanical components for active alignment of optical modules; a conveying means is provided on the working bench, and a plurality of fixtures are provided on the conveying means with even space therebetween and are movable with the conveying means; the plurality of mechanical components are configured to perform corresponding operations on the fixtures moved to respective operating positions under control of the controller.
    Type: Application
    Filed: September 6, 2018
    Publication date: August 27, 2020
    Applicant: GOERTEK INC.
    Inventors: Nanjing DONG, Debo SUN
  • Publication number: 20200264444
    Abstract: Provided is an optical module assembly device, including: a fixing member for fixing an optical member to be assembled, a power supply component for supplying power to the optical member to be assembled, and an alignment mechanism for placing a lens to be assembled at the specified position; a beam splitting prism with an in-light surface close to the optical member to be assembled, a first image acquisition device close to a first out-light surface of the beam splitting prism and coaxial with the first out-light surface, and a second image acquisition device close to a second out-light surface of the beam splitting prism and coaxial with the second out-light surface; and a controller configured to control the alignment mechanism to adjust a position of the lens to be assembled according to the images captured by the first image acquisition device and the second image acquisition device.
    Type: Application
    Filed: September 6, 2018
    Publication date: August 20, 2020
    Applicant: GOERTEK INC.
    Inventors: Nanjing DONG, Debo SUN
  • Publication number: 20200241509
    Abstract: An apparatus and a method for assembling optical module. The apparatus includes: a plurality of fixtures, an alignment mechanism, a power supply, a spectroscopic prism with a light incident surface close to the plurality of optical modules to be aligned, a first color image collecting means close to a first light emitting surface of the spectroscopic prism and a second color image collecting means with a second light emitting surface of the spectroscopic prism; the controller is configured to determine a light spot that does not meet a quality requirement according to the positions and/or sizes of the plurality of imaging light spots, and generate a corresponding aligning instruction, and determine a to-be-assembled lens necessary to be adjusted according to a color of the light spot that does not meet quality requirements, and output the aligning instruction to an alignment mechanism to adjust a position of the lens necessary to be adjusted.
    Type: Application
    Filed: September 6, 2018
    Publication date: July 30, 2020
    Applicant: GOERTEK INC.
    Inventors: Nanjing DONG, Debo SUN
  • Publication number: 20200238455
    Abstract: An apparatus and a method for assembling optical module is provided and the method includes: controlling an alignment mechanism holding a to-be-assembled lens to move at a preset step-size in a preset direction when an optical module to be aligned generates an image; collecting light spots of the images generated by an optical module to be aligned sequentially by an image collecting means, each time the alignment mechanism moves; selecting a light spot with a minimum size from the collected light spots, and determining a movement position of the alignment mechanism when the light spot with the minimum size is collected, as an optimal position; controlling the alignment mechanism to move to the optimal position to align the to-be-assembled lens.
    Type: Application
    Filed: September 6, 2018
    Publication date: July 30, 2020
    Applicant: GOERTEK INC.
    Inventors: Nanjing DONG, Debo SUN