NIST Technical Note 1337: Characterization of Clocks and Oscillators

0 • • • • • • • • • • • • • • • • •0 • • • • • • • • • • • • • • • • • • • • • • • •0 • 0 •••••••••••• 0 • • • • • • • • • • • • • • • • • • • •0 0 •••••••••••••• _ • • • •12.2 Direct Digital Measurement IN-B712.2.1 Time-Interval Measurements IN-8712.2.2 Frequency Measurements IN-8912.2.3 Period Measurements IN-8912.3 Sensitivity-Enhancement Methods IN-9012.3.1 Heterodyne Techniques IN-9012.3.2 Homodyne Techniques IN-9112.3.3 Multiple Conversion Methods IN-9712.4 Conclusion - - . . . . . . _. . . . . _. . . . . . . . . . . _. . . . . . . . . . _. . . . . . _. . . . . . . . . . . . __ TN-WIB.3 Time and Frequency (Time-Domain) Characterization, Estimation, and Prediction of PrecisionClocks and OscillatorsDavid W. AllanIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 1987 _ o. TN-121Page0 ••••••• 0 _ ••• _ ••• 0 •• 0 •••••••••••••• _ •••••••• lli-1210L Introduction _ 0 _2. Systematic Models for Clocks and Oscillators .. _. 0 ••••••••••••• _ • • • • • • • • • • • • • • •• TN-1213. Random Models for Clocks and Oscillators _ 0 ••••••••••••••••••••••••••• _. TN-I234. Time-Domain Signal Characterization _ _ __ ••••••• lli-l235. Time and Frequency Estimation and Prediction _ TN-l266. Conclusions _ ••••••0 0 ••••••••••• 0 •••••• TN-127BA Extending the Range and Accuracy of Phase Noise MeasurementsF.L. Walls, AJ.D. Clements, C.M. Felton, MAo Lombardi and M.D. Vanek42nd Annual Symposium 011 Frequency Control, 1988 Proceedings _ _ lli-1290 •••••••••• 0 •••• _ • • • • • • • • • • • • • • • • • • • • • • • • ••L Introduction TN-129II. Model of a Noisy Signal TN-l290 •••••••••••••••••••••••• 0 •••••••••••HI. Two Oscillator Method TN-130IV. The New NBS Phase Noise Measurement Systems , TN-135V. Conclusion __ _ _. TN-l37C. PAPERS ON STANDARDS AND DEFINmONSCol Standard Terminology for Fundamental Frequency and Time MetrologyDavid Allan, Helmut Hellwig, Peter Kartaschoff, Jacques Vanier, John Vig, Gernot M.R. Winkler,and Nicholas Yannoni42nd Annual Symposium on Frequency Control, 1988 Proceedings _ 0• 0 TN-1390 ••••••••••••• _. lli-1390 ••••••••• 0 ••••••••••••1. Introduction _2. Measures of Frequency and Phase Instability TN-1393. Characterization of Frequency and Phase Instabilities _. TN-1394. Confidence Limits of Measurements 0 • 0 0 •• 0 •••••••••••• _ TN-l405. Recommendations for Characterizing or Reporting Measurements of Frequency andPhase Instabilities __. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. IN-141vi