Patents by Inventor Sanaz ALALI

Sanaz ALALI 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).

  • Object tracking system including polarization selective optical element
    Patent number: 11869560
    Abstract: A system includes a polarization selective optical element configured to diffract a light reflected by an object into a plurality of signal lights. The system also includes at least one optical sensor configured to receive the signal lights and generate a plurality of tracking signals for tracking the object.
    Type: Grant
    Filed: December 2, 2021
    Date of Patent: January 9, 2024
    Assignee: META PLATFORMS TECHNOLOGIES, LLC
    Inventors: Hyunmin Song, Sanaz Alali, Yun-Han Lee, Zhisheng Yun
  • OBJECT TRACKING SYSTEM INCLUDING POLARIZATION SELECTIVE OPTICAL ELEMENT
    Publication number: 20220270645
    Abstract: A system includes a polarization selective optical element configured to diffract a light reflected by an object into a plurality of signal lights. The system also includes at least one optical sensor configured to receive the signal lights and generate a plurality of tracking signals for tracking the object.
    Type: Application
    Filed: December 2, 2021
    Publication date: August 25, 2022
    Inventors: Hyunmin SONG, Sanaz ALALI, Yun-Han LEE, Zhisheng YUN