People - BIPM

People

Person's information

Dr Gérard Petit

Name

Dr Gérard Petit

Affiliation

Time Department - BIPM

*****@bipm.org

Bureau international des poids et mesures [BIPM]

Pavillon de Breteuil

92312 Sèvres Cedex

France

Consultative Committee for Time and Frequency

BIPM staff in attendance

From 29 June to 01 July 2022

Consultative Committee for Time and Frequency

BIPM staff in attendance

From 11 to 12 March 2021

Consultative Committee for Time and Frequency

BIPM staff in attendance

From 28 to 29 October 2020

CCU-CCQM Workshop

BIPM staff in attendance

From 28 to 30 March 2023

CCTF Working Group on Strategic Planning

BIPM staff in attendance

03 February 2023

Developments Towards Interoperable Metrology

BIPM staff in attendance

22 June 2022

WGGNSS_May2022_CR-final.pdf

Report of the meeting of the WG GNSS

WGGNSS_February2021_CR-with-draft-Recs.pdf

Minutes of the meeting with draft Recommendations for the CCTF

WGGNSS_June2021_CR-final.pdf

Minutes of the meeting

Miscellaneous
Metrologia

Intercontinental comparison of optical atomic clocks via very long baseline interferometry.

A first step towards the introduction of redundant time links for the generation of UTC: the calculation of the uncertainties of [UTC-UTC(k)]

Comparison of primary and secondary frequency standards used for TAI

Proc. 3rd URSI AT-AP-RASC, Gran Canaria, 29 May – 3 June 2022 (2022)

Continuous IPPP links for UTC

Proc. 3rd URSI AT-AP-RASC, Gran Canaria, 29 May – 3 June 2022 (2022)

Validation of the UTC information broadcast in the navigation messages by all GNSS

Proc. IFCS-EFTF (2021) 7065

Improving UTC with redundant time/frequency links

Proc. IFCS-EFTF (2021) 7086

Validation of a new BIPM calibration system based on GNSS receivers for TWSTFT links

Proc. IFCS-EFTF (2021) 7174

Sub-10^–16 accuracy GNSS frequency transfer with IPPP

GPS Solut. 25 (2021) 22

Precise time scales and navigation systems: mutual benefits of timekeeping and positioning

Satell. Navig. 1 (2020) 10

The BIPM Time Department: report on activity

Proc ION PTTI Precise Time and Time Interval meeting, Reston, VI (2019)

Latest Developments on IPPP Time and Frequency Transfer

Proc. IEEE IFCS and EFTF Joint meeting, Orlando, Florida (2019)

Tests of Galileo and BeiDou Links for UTC

Proc. IEEE IFCS EFTF Joint meeting, Orlando, Florida (2019)

The Hyperfine Transition for the Definition of the Second

Ann. Phys. (Berlin) 531 (2019) 1900068

Evaluation of BDS Time Transfer on Multiple Baselines for UTC

Proc. of the 49th Annual Precise Time and Time Interval Systems and Applications Meeting, Reston, Virginia (2018) 164-172

High accuracy continuous time transfer with GPS IPPP and T2L2

Proc EFTF (2018) 249-252

Optimal traceability to the SI second through TAI

Proc EFTF (2018) 185-187

Experimental research on BeiDou time transfer using the NIM made GNSS time and frequency receivers at the BIPM in Euro-Asia link

Proc. ETFT-IFCS (2017) 788-797

Sub 10^-16 frequency transfer with IPPP: Recent results

Proc. 2017 Joint EFTF/IFCS (2017) 784-787

Absolute frequency measurement with uncertainty below 1×10^-15using International Atomic Time

Appl. Phys. B 123 (2017)

SI-traceable measurement of an optical frequency at the low 10^-16 level without a local primary standard

Opt. Express 25 (2017) 8511-8523

Remote optical and fountain clock comparison using broadband TWSTFT and GPS PPP

Proc. 30th EFTF meeting, York (2016)

International Atomic Time: Status and future challenges

Comptes Rendus Physique 16 (2015) 480-488

A timescale based on the world's fountain clocks

Proc. 45th PTTI Meeting (2014) 265-268

Advances in multi-GNSS time transfer

Proc. IFCS-EFTF (2013) 508-512

Progress in the link calibration for UTC time transfer

Proc. IFCS-EFTF (2013) 861-864

UTCr: a rapid realization of UTC

Proc. EFTF (2012) 24-27

Time and Frequency Metrology and its use for Navigation: Status and Proposed Future Research Themes

Galileo Science Advisory Committee (2012)

Reevaluation of the measurement uncertainty of the UTC time transfer

Proc. 43rd PTTI Meeting 2011 (2012) 133-140

Comparison of frequency standards used for TAI

IEEE Trans. Instrum. Meas. 99 (2012) 1-6

Time and frequency transfer combining GLONASS and GPS data

Proc. Joint Meeting of the EFTF and IEEE FCS (San Francisco) (2011)

BIPM Calibration Scheme for UTC Time Links

Joint Conference of the IEEE International Frequency Control and the European Frequency and Time Forum (FCS) Proc. (2011) 1064-1069

Comparison of the GLONASS orbit products for UTC time transfer

Proc. Joint Meeting of the EFTF and IEEE FCS (2011) 323-328

Toward new procedures in TWSTFT and GNSS delay characterization for UTC time transfer?

Proc. EFTF (2010)

The 2010 reference edition of the IERS Conventions

Proc. IAG Commission I Symposium 2010 Reference Frames for Applications in Geosciences (REFAG2010) (2010)

The IERS Conventions (2010)

IERS Technical Note No. 36 (2010) 179 pp

The new edition of the IERS Conventions: conventional reference systems and constants

Proc. Journées 2010 SRST (2010) 6-11

The IERS Conventions (2010)

IERS Technical Note No. 36 13 (2010)

Atomic time scales TAI and TT(BIPM): present performances and prospects

Proc. 7th Symposium on Frequency Standards and Metrology 15 (2010) 220-221

Relativistic aspects in astronomical standards and the IERS Conventions

Proc. Journées 2008 Systèmes de référence spatiotemporels (2009) 41-45

Atomic time scales TAI and TT(BIPM): present status and prospects

Proc. 7th Symposium on Frequency Standards and Metrology (2009) 475-482

The TAIPPP pilot experiment

Proc. EFTF-IFCS 2009, Besançon (2009) 116-119

Use of IGS products in TAI applications

J. Geodesy 83 (2009) 327-334

The long-term stability of EAL and TAI (revisited)

Proc. EFTF (2007) 391-394

Continuous IPPP links for UTC

59 (2022) 045007

Calibration of GNSS stations for UTC

Metrologia 60 (2023) 025009

Monitoring of the offset between UTC and its prediction broadcast by the GNSS

Metrologia 60 (2023) 065010

Improving two-way satellite time and frequency transfer with redundant links for UTC generation

Metrologia 56 (2019) 025005

Evaluation of BeiDou time transfer over multiple inter-continental baselines towards UTC contribution

Metrologia 55 (2018) 513-525

The performance of GPS time and frequency transfer: comment on 'A detailed comparison of two continuous GPS carrier-phase time transfer techniques'

Metrologia 53 (2016) 1003-1008

CGGTTS-Version 2E: an extended standard for GNSS Time Transfer

Metrologia 52 (2015) G1

UTCr: a rapid realization of UTC

Metrologia 51 (2014) 33-39

Combining GPS and GLONASS in all-in-view for time transfer

Metrologia 50 (2013) 277-287

Timescales at the BIPM

Metrologia 48 (2011) S145-S153

Combination of TWSTFT and GNSS for accurate UTC time transfer

Metrologia 46 (2009) 305-314

Person's information

Dr Gérard Petit

Contact details

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