selected publications

• conference proceeding

  • Measurement of AM-to-PM Conversion in a Quartz-MEMS Resonator.  360-363. 2016
  • Power Splitter Thermal Noise Correlations in Cross-spectrum Noise Measurements.  18-21. 2016
  • Cross-spectral Collapse from Anti-correlated Thermal Noise in Power Splitters 2016
  • Miniature Trapped-Ion Frequency Standard with ¹⁷¹Yb⁺.  752-757. 2015
  • Ultra-low Phase Noise Frequency Synthesis from Optical Atomic Frequency Standards.  44-47. 2014
  • A fully integrated chip-scale optomechanical oscillator 2014
  • Collapse of the Cross-spectral Function.  583-584. 2014
  • Correlation Measurements between PM and AM Noise in Oscillators.  575-577. 2014
  • Ultra-low Phase Noise Oscillators and Synthesizers for Managing and Relieving Spectral Congestion: A Tutorial Introduction.  Proceedings of the Annual Precise Time and Time Interval Systems and Applications Meeting, PTTI. 263-264. 2013
  • Feedback and harmonic locking of slot-type optomechanical oscillators to external low-noise reference clocks.  Applied Physics Letters. 2013
  • A SUB-SAMPLING DIGITAL PM/AM NOISE MEASUREMENT SYSTEM 2012
  • Common-Arm Counter Propagating Phase Bridge for Vibration Sensitivity Measurement 2012
  • PM-AM Correlation Measurements and Analysis 2012
  • Phase-Noise Measurement of a 670 GHz Source 2012
  • Ultra-low-noise Regenerative Frequency Divider for High-Spectral-Purity RF Signal Generation 2012
  • Limited Live-time Measurements of Frequency Spectra.  99-102. 2011
  • Residual PM Noise Evaluation of Radio Frequency Mixers.  724-728. 2011
  • Vibration Sensitivity of Optical Components: A Survey.  532-535. 2011
  • High Spectral Purity Oscillator at 40 GHz: Design Using Air-Dielectric Cavity.  437-439. 2010
  • Phase noise suppression in frequency comb generators.  440-442. 2010
  • Effect of Vibration on PM and AM noise of Oscillatory and Non-oscillatory Components at 10 GHz.  524-529. 2009
  • Vibration-induced PM noise measurements of a rigid optical fiber spool.  807-810. 2008
  • Active vibration-induced PM noise control in optical fibers: Preliminary studies.  552-556. 2007
  • Further examination of the injection-locked dual optoelectronic oscillator.  796-+. 2007
  • Microwave optoelectronic oscillator with optical gain.  1014-+. 2007
  • Optical fiber vibration and acceleration model.  547-+. 2007
  • Vibration sensitivity of microwave components.  541-+. 2007
  • A regenerative frequency comb.  60-+. 2006
  • Comparison of am noise in commercial amplifiers and oscillators at X-band.  740-+. 2006
  • Low phase noise amplifier and oscillator using feed-forward technique at 10 GHz.  228-+. 2006
  • Relativity and timing in X-ray pulsar navigation.  767-+. 2006
  • TheoH bias-removal method.  788-+. 2006
  • Low-noise X-band oscillator and amplifier technologies: Comparison and status'.  481-487. 2005
  • Vibration-induced PM noise in oscillators and measurements of correlation with vibration sensors'.  494-498. 2005
  • W-band dual channel AM/PM noise measurement system - an update.  503-508. 2005
  • W-band dual channel PM/AM noise measurement system.  298-302. 2004
  • Clock jitter estimation based on PM noise measurements.  541-546. 2003
  • Noise figure vs. PM noise measurements: A study at microwave frequencies.  516-520. 2003
  • Residual PM and AM noise measurements, noise figure and jitter calculations of 100 GHz amplifiers.  503-515. 2003
  • Very long-term frequency stability: Estimation using a special-purpose statistic.  233-238. 2003
  • A 100 GHz AM and PM noise measurement system: Preliminary design and performance.  690-698. 2002
  • Interpreting oscillatory frequency stability plots.  725-732. 2002
  • Wide-range microwave frequency synthesis using an offset passive resonator.  584-589. 2002
  • Definitions of "total" estimators of common time-domain variances.  127-132. 2001
  • Accurate frequency comparisons at the 1x10(-15) level.  265-272. 1998
  • Total TDEV.  192-198. 1998
  • Effect of drift on TOTALDEV.  883-889. 1996
  • An extension of the Allan variance with increased confidence at long term.  321-329. 1995
  • Circular representation of infinitely extended sequences.  337-345. 1995
  • WAVELET VARIANCE, ALLAN VARIANCE, AND LEAKAGE.  IEEE Transactions on Instrumentation and Measurement. 94-97. 1994
  • WAVELET ANALYSIS FOR SYNCHRONIZATION AND TIMEKEEPING.  791-797. 1994
  • A BEAM REVERSAL EXPERIMENT ON NBS-6 PRIMARY CS STANDARD INCLUDING RABI PULLING EVALUATION.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 128-128. 1986
  • OPTICALLY PUMPED SMALL CESIUM BEAM STANDARDS - A STATUS-REPORT.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 128-128. 1986

• journal article

  • Phase noise measurements with a cryogenic power-splitter to minimize the cross-spectral collapse effect.  Review of Scientific Instruments. 2017
  • Cross-spectrum measurement of thermal-noise limited oscillators.  Review of Scientific Instruments. 2016
  • Oscillator PM Noise Reduction From Correlated AM Noise.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 463-469. 2016
  • PM Noise Measurement at W-Band.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 1961-1966. 2014
  • An integrated low phase noise radiation-pressure-driven optomechanical oscillator chipset.  Scientific Reports. 2014
  • Reducing oscillator PM noise from AM-PM noise correlation.  Electronics Letters. 1195-1196. 2014
  • A collapse of the cross-spectral function in phase noise metrology.  Review of Scientific Instruments. 2014
  • Phase inversion and collapse of cross-spectral function.  Electronics Letters. 1640-1641. 2013
  • State-of-the-Art RF Signal Generation From Optical Frequency Division.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 1796-1803. 2013
  • Feedback locking of slot-type optomechanical oscillators to external low-noise reference clocks.  Applied Physics Letters. 2013
  • Phase-Noise Measurement System for the Terahertz-Band.  IEEE Transactions on Terahertz Science and Technology. 638-641. 2012
  • Ultra-Low-Noise Regenerative Frequency Divider.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 2596-2598. 2012
  • Common-Arm Counterpropagating Interferometer for Measurement of Vibration-Induced Noise in Fibers.  IEEE Photonics Technology Letters. 1633-1635. 2011
  • 5 MHz phase detector with low residual flicker.  Electronics Letters. 1066-U25. 2011
  • Fast TheoBR: A Method for Long Data Set Stability Analysis.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 2091-2094. 2010
  • Vibration-Induced PM and AM Noise in Microwave Components.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 2050-2059. 2009
  • Cancellation of Vibration-Induced Phase Noise in Optical Fibers.  IEEE Photonics Technology Letters. 1842-1844. 2008
  • Relative Intensity Noise Suppression for RF Photonic Links.  IEEE Photonics Technology Letters. 1542-1544. 2008
  • TheoH and Allan deviation as power-law noise estimators.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 448-452. 2007
  • Merits of PM noise measurement over noise figure: A study at microwave frequencies.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 1889-1894. 2006
  • TheoH: a hybrid, high-confidence statistic that improves on the Allan deviation.  Metrologia: international journal of pure and applied metrology. S322-S331. 2006
  • Enhancements to GPS operations and clock evaluations using a "total" Hadamard deviation.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 1253-1261. 2005
  • Low-noise, high resolution microwave synthesis for atomic frequency standards.  Indian Journal of Pure & Applied Physics. 221-227. 2005
  • 100-GHz cooled amplifier residual PM and AM noise measurements, noise figure, and jitter calculations.  IEEE Transactions on Microwave Theory and Techniques. 2235-2242. 2003
  • The total deviation approach to long-term characterization of frequency stability.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 1102-1110. 2000
  • Total variance, an estimator of long-term frequency stability.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 1183-1191. 1999
  • TIME TRACKING ERROR IN DIRECT-SEQUENCE SPREAD-SPECTRUM NETWORKS DUE TO COHERENCE AMONG SIGNALS.  IEEE Transactions on Communications. 2103-2105. 1990
  • HIGH-ACCURACY TIME TRANSFER VIA GEOSTATIONARY SATELLITES - PRELIMINARY-RESULTS.  IEEE Transactions on Instrumentation and Measurement. 418-423. 1988
  • PROGRESS TOWARD ONE-NANOSECOND 2-WAY TIME TRANSFER ACCURACY USING KU-BAND GEOSTATIONARY SATELLITES.  IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 639-646. 1987
  • TEST OF WALL COATINGS FOR CONTROLLED MOIST AIR EXPERIMENTS.  Review of Scientific Instruments. 1702-1705. 1984
  • A COMPACT HYDROGEN MASER WITH EXCEPTIONAL LONG-TERM STABILITY.  IEEE Transactions on Instrumentation and Measurement. 218-223. 1983
  • TIMEKEEPING POTENTIALS USING PASSIVE HYDROGEN MASERS.  Journal de Physique. 151-158. 1981
  • SPECIAL PURPOSE AMMONIA FREQUENCY STANDARD - FEASIBILITY STUDY.  IEEE Transactions on Instrumentation and Measurement. 122-132. 1979