Measuring Duration Of Ultrashort Light Pulses, E.g., In The Picosecond Range, Etc; Particular Detecting Devices Therefor (nonlinear Optics G02f 1/35; Monitoring Arrangements For Lasers In General H01s 3/00d; Photometry, Radiation Pyrometry G01j 1/00, 5/00) [g04f 13/02c] Patents (Class 968/854)
  • Wristwatch with atomic oscillator
    Patent number: 8922283
    Abstract: A wristwatch, which comprises an atomic oscillator comprising a system for detecting the beat frequencies obtained by the Raman effect.
    Type: Grant
    Filed: March 8, 2012
    Date of Patent: December 30, 2014
    Assignee: ROLEX S.A.
    Inventors: Laurent Balet, Jacques Haesler, Steve Lecomte, David Ruffieux