Search Results - "Calosso, Claudio E"
-
1
Avoiding Aliasing in Allan Variance: An Application to Fiber Link Data Analysis
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-04-2016)“…Optical fiber links are known as the most performing tools to transfer ultrastable frequency reference signals. However, these signals are affected by phase…”
Get full text
Journal Article -
2
Realization of a pulsed optically pumped Rb clock with a frequency stability below 10-15
Published in Scientific reports (10-08-2023)“…We present the frequency stability performances of a vapor cell Rb clock based on the pulsed optically pumping (POP) technique. The clock has been developed in…”
Get full text
Journal Article -
3
Frequency Noise Characterization of Diode Lasers for Vapor-Cell Clock Applications
Published in IEEE transactions on instrumentation and measurement (2022)“…The knowledge of the frequency noise spectrum of a diode laser is of interest in several high-resolution experiments. Specifically, in laser-pumped vapor-cell…”
Get full text
Journal Article -
4
Phase-Noise and Amplitude-Noise Measurement of DACs and DDSs
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-02-2020)“…This article proposes a method for the measurement of phase noise (PN, or PM noise) and amplitude noise (AN, or AM noise) of digital-to-analog converters…”
Get full text
Journal Article -
5
Frequency Stability Measurement of Cryogenic Sapphire Oscillators With a Multichannel Tracking DDS and the Two-Sample Covariance
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-03-2019)“…This paper shows the first measurement of three 100-MHz signals exhibiting fluctuations from 2 × 10 -16 to parts in 10 -15 for an integration time τ between 1…”
Get full text
Journal Article -
6
Planar-waveguide external cavity laser stabilization for an optical link with 10-19 frequency stability
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-12-2011)“…We stabilized the frequency of a compact planar-waveguide external cavity laser (ECL) on a Fabry-Perot cavity (FPC) through a Pound-Drever-Hall scheme. The…”
Get full text
Journal Article -
7
Enhanced temperature sensitivity in vapor-cell frequency standards
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-12-2012)“…We report on the measurement of an anomalously large temperature sensitivity of the clock frequency in a Rb cell with buffer gas. The effect is observed in a…”
Get full text
Journal Article -
8
Planar-waveguide external cavity laser stabilization for an optical link with 10(-19) frequency stability
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-12-2011)“…We stabilized the frequency of a compact planar-waveguide external cavity laser (ECL) on a Fabry-Perot cavity (FPC) through a Pound-Drever-Hall scheme. The…”
Get full text
Journal Article -
9
Electronics for the Pulsed Rubidium Clock: Design and Characterization
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-09-2007)“…Pulsing the different operation phases of a vapor-cell clock (optical pumping, interrogation, and detection) has been recognized as one of the most effective…”
Get full text
Journal Article -
10
The pulsed rubidium clock
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-03-2006)“…In this paper, we describe a laboratory proto-type of pulsed optically pumped clock based on a rubidium vapor cell with buffer gas. The measured frequency…”
Get full text
Journal Article -
11
Phase-Noise and Amplitude-Noise Measurement of DACs and DDSs
Published in 2019 Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum (EFTF/IFC) (01-04-2019)“…This article proposes a method for the measurement of Phase Noise (PN) and Amplitude Noise (AN) of Digital-to-Analog Converters and Direct Digital…”
Get full text
Conference Proceeding -
12
Realization of a pulsed optically pumped Rb clock with a frequency stability below $$10^{-15}
Published in Scientific reports (01-12-2023)“…We present the frequency stability performances of a vapor cell Rb clock based on the pulsed optically pumping (POP) technique. The clock has been developed in…”
Get full text
Journal Article -
13
Preliminary characterization of a Rb Pulsed Optically Pumped clock for space applications
Published in 2019 IEEE 5th International Workshop on Metrology for AeroSpace (MetroAeroSpace) (01-06-2019)“…We present the implementation and preliminary characterization of a Rb clock physics package developed by Leonardo S. p. A. in cooperation with INRIM. The…”
Get full text
Conference Proceeding -
14
6/12-channel synchronous digital phasemeter for ultrastable signal characterization and use
Published in 2015 Joint Conference of the IEEE International Frequency Control Symposium & the European Frequency and Time Forum (01-04-2015)“…Nowadays, in primary time and frequency laboratories we can find high spectral purity signals in the 10 MHz - 10 GHz range generated from cryogenic oscillators…”
Get full text
Conference Proceeding -
15
KLTS: A Rigorous Method to Compute the Confidence Intervals for the Three-Cornered Hat and for Groslambert Covariance
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-12-2019)“…The three-cornered hat/Groslambert Covariance (GCov) methods are widely used to estimate the stability of each individual clock in a set of three, but no…”
Get full text
Journal Article -
16
Realization of a pulsed optically pumped Rb clock with a frequency stability below \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$10^{-15}$$\end{document}10-15
Published in Scientific reports (10-08-2023)“…We present the frequency stability performances of a vapor cell Rb clock based on the pulsed optically pumping (POP) technique. The clock has been developed in…”
Get full text
Journal Article -
17
Realization of a pulsed optically pumped Rb clock with a frequency stability below [Formula: see text]
Published in Scientific reports (10-08-2023)“…We present the frequency stability performances of a vapor cell Rb clock based on the pulsed optically pumping (POP) technique. The clock has been developed in…”
Get full text
Journal Article -
18
Realization of a pulsed optically pumped Rb clock with a frequency stability below $$10^{-15}$$ 10 - 15
Published in Scientific reports (01-08-2023)“…Abstract We present the frequency stability performances of a vapor cell Rb clock based on the pulsed optically pumping (POP) technique. The clock has been…”
Get full text
Journal Article -
19
Simple method for ADC characterization under the frame of digital PM and AM noise measurement
Published in 2015 Joint Conference of the IEEE International Frequency Control Symposium & the European Frequency and Time Forum (01-04-2015)“…The last years improvements of electronic circuits has allowed the appliance of digital systems in phase noise measurement techniques where low noise and high…”
Get full text
Conference Proceeding -
20
The Digital Revolution, also for Time Scales
Published 02-06-2023“…This work focuses on the generation of a composite clock for time scales and shows the advantages of a more recent digital approach with respect to a…”
Get full text
Journal Article