Patents by Inventor Lishuang Feng

Lishuang Feng 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).

  • Transmissive photonic crystal fiber ring resonator employing single optical beam-splitter
    Patent number: 9915786
    Abstract: A transmissive photonic crystal fiber ring resonator employing single optical beam-splitter comprises: a first fiber-optic collimator, a second fiber-optic collimator, a first photonic crystal fiber collimator, a second photonic crystal fiber collimator, an optical beam-splitter, and a fixture. The first fiber-optic collimator, the second fiber-optic collimator, the first photonic crystal fiber collimator, the second photonic crystal fiber collimator, and the optical beam-splitter are fixed on the fixture; the fiber pigtails of the first fiber-optic collimator and the second fiber-optic collimator are the input/output ports; the fiber pigtails of the first photonic crystal fiber collimator and the second photonic crystal fiber collimator are connected.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: March 13, 2018
    Assignee: BEIHANG UNIVERSITY
    Inventors: Lishuang Feng, Junjie Wang, Yinzhou Zhi, Hongchen Jiao, Qiwei Wang, Wenshuai Song
  • A TRANSMISSIVE PHOTONIC CRYSTAL FIBER RING RESONATOR EMPLOYING SINGLE OPTICAL BEAM-SPLITTER
    Publication number: 20180031769
    Abstract: A transmissive photonic crystal fiber ring resonator employing single optical beam-splitter comprises: a first fiber-optic collimator, a second fiber-optic collimator, a first photonic crystal fiber collimator, a second photonic crystal fiber collimator, an optical beam-splitter, and a fixture. The first fiber-optic collimator, the second fiber-optic collimator, the first photonic crystal fiber collimator, the second photonic crystal fiber collimator, and the optical beam-splitter are fixed on the fixture; the fiber pigtails of the first fiber-optic collimator and the second fiber-optic collimator are the input/output ports; the fiber pigtails of the first photonic crystal fiber collimator and the second photonic crystal fiber collimator are connected.
    Type: Application
    Filed: April 23, 2015
    Publication date: February 1, 2018
    Inventors: Lishuang Feng, Junjie Wang, Yinzhou Zhi, Hongchen Jiao, Qiwei Wang, Wenshuai Song