Now showing items 1-2 of 2

    • Multi-cavity Fabry-Perot interferometric thin-film sensor with built-in temperature compensation 

      Virginia Tech Intellectual Properties, Inc.; Wang, Anbo; Zhang, Yan Ryan; Cooper, Kristie L. (United States Patent and Trademark Office, 2009-02-24)
      A fiber optic sensor includes at least two Fabry-Perot (FP cavities) defined by at least three partially reflecting surfaces which individually and together are capable of generating different interference spectra which ...
    • Optical fiber pressure and acceleration sensor fabricated on a fiber endface 

      Virginia Tech Intellectual Properties, Inc.; Wang, Anbo; Zhu, Yizheng; Wang, Xingwei; Xu, Juncheng (United States Patent and Trademark Office, 2006-05-30)
      A fiber optic sensor has a hollow tube bonded to the endface of an optical fiber, and a diaphragm bonded to the hollow tube. The fiber endface and diaphragm comprise an etalon cavity. The length of the etalon cavity changes ...