• DocumentCode
    689788
  • Title

    Ultimate limits to quantum-enhanced optical phase tracking

  • Author

    Berry, Dominic W. ; Hall, Michael J. W. ; Wiseman, H.M.

  • Author_Institution
    Dept. of Phys. & Astron., Macquarie Univ., Sydney, NSW, Australia
  • fYear
    2013
  • fDate
    9-14 June 2013
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We use the quantum Fisher information to show the ultimate limit to the accuracy of measurement of a fluctuating phase with a squeezed state. This measurement accuracy is achievable using an adaptive phase measurement.
  • Keywords
    optical squeezing; optical tracking; optical variables measurement; adaptive phase measurement; quantum Fisher information; quantum-enhanced optical phase tracking; squeezed state; Accuracy; Atmospheric measurements; Extraterrestrial measurements; Optical variables measurement; Particle measurements; Phase measurement; Quantum computing;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2013 Conference on
  • Conference_Location
    San Jose, CA
  • Type

    conf

  • Filename
    6834175