PTTI is an annual conference sponsored by ION with a technical program designed todisseminate and coordinate PTTI information at the user level, review present and future PTTI requirements, inform government and industry engineers, technicians, and managers of precise time and frequency technology and its problems, and provide an opportunity for an active exchange of new technology associated with PTTI.·        Advanced Atomic Frequency Standards Applications·        High Performance Time and Frequency Transfer via Fiber·        Next Generation PTTI Applications·        Network Synchronization and IEEE 1588, NTP·        PTTI in Space·        PTTI Time and Frequency Laboratory Activities·        State of the Art GNSS Timing Receiver·        Metrology and Applications·        Time and Frequency Transfer Applications –·        Milliseconds to Picoseconds·        Time Scales and Algorithms In addition to a commercial exhibit, this year’s program includes a Panel Discussion onNear-term GNSS deployments and the impact on PTTI Applications and Performance Current and future status of: GPS, GLONASS, Galileo, BeiDou/Compass, QZSS, WAAS, EGNOS and INRISS.