Patents by Inventor Fan Ji

Fan Ji 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: 20170012077
    Abstract: There is disclosed a substrate including at least one photodetector, the photodetector having a first active area on a first surface of the substrate and a second active area on a second surface of the substrate, wherein the photodetector is provided with a conductive via electrically isolated from the substrate, said conductive via extending through the photodetector from the first surface of the substrate to the second surface of the substrate for connecting the first active area to the second surface of the substrate, the second surface providing electrical connections for the first and second active areas of the photodetector.
    Type: Application
    Filed: September 1, 2016
    Publication date: January 12, 2017
    Inventors: Fan Ji, Mikko Juntunen, liro Hietanen
  • Patent number: 9437638
    Abstract: There is disclosed a substrate including at least one photodetector, the photodetector having a first active area on a first surface of the substrate and a second active area on a second surface of the substrate, wherein the photodetector is provided with a conductive via electrically isolated from the substrate, said conductive via extending through the photodetector from the first surface of the substrate to the second surface of the substrate for connecting the first active area to the second surface of the substrate, the second surface providing electrical connections for the first and second active areas of the photodetector.
    Type: Grant
    Filed: June 4, 2008
    Date of Patent: September 6, 2016
    Assignee: Detection Technology Oy
    Inventors: Fan Ji, Mikko Juntunen, Iiro Hietanen
  • Publication number: 20100200940
    Abstract: There is disclosed a substrate including at least one photodetector, the photodetector having a first active area on a first surface of the substrate and a second active area on a second surface of the substrate, wherein the photodetector is provided with a conductive via electrically isolated from the substrate, said conductive via extending through the photodetector from the first surface of the substrate to the second surface of the substrate for connecting the first active area to the second surface of the substrate, the second surface providing electrical connections for the first and second active areas of the photodetector.
    Type: Application
    Filed: June 4, 2008
    Publication date: August 12, 2010
    Inventors: Fan Ji, Mikko Juntunen, Iiro Hietanen