U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Publications by: Andrew Novick (Fed)

Search Title, Abstract, Conference, Citation, Keyword or Author
Displaying 26 - 50 of 50

The SIM Time and Frequency Network

December 1, 2008
Author(s)
Michael A. Lombardi, Andrew N. Novick, Jose M. Lopez, Francisco Jimenez, Jean-Simon Boulanger, Raymond Pelletier, Ricardo de Carvalho, Raul Solis, Carlos Donado, Harold Sanchez, Carlos A. Quevedo, Gregory Pascoe, Daniel Perez
The Sistema Interamericano de Metrologia (SIM) consists of national metrology institutes (NMIs) located in the 34 member nations of the Organization of American States (OAS), which extends throughout North, Central, and South America, and the Caribbean

The SIM Network: Improved Time Coordination for North, Central, and South America

April 23, 2008
Author(s)
Jose M. Lopez, Michael A. Lombardi, Andrew Novick, Jean-Simon Boulanger, R. de Carvalho, R. Solis, Francisco Jimenez
The Sistema Interamericano de Metrologia (SIM) consists of national metrology institutes (NMIs) located in the 34 member nations of the Organization of American States (OAS), which extends throughout North, Central, and South America, and the Caribbean

Effects of the Rooftop Environment on GPS Time Transfer

December 5, 2006
Author(s)
Michael A. Lombardi, Andrew N. Novick
We examine the effects of the rooftop environment on GPS time transfer, in particular the effects of multipath reflections from nearby metallic objects. Three different antennas sites were selected on the roof of the NIST laboratories at Boulder, Colorado

Time Coordination Throughout the Americas via the SIM Common-View GPS Network

December 5, 2006
Author(s)
Michael A. Lombardi, Andrew N. Novick, Jose M. Lopez, Jean-Simon Boulanger, Carlos Donado
The Sistema Interamericano de Metrologia (SIM) consists of national metrology institutes (NMIs) located in all 34 member nations of the Organization of American States (OAS), which extends throughout North, Central, and South America, and the Caribbean

Remote Time Calibrations via the NIST Measurement and Analysis Service

December 1, 2006
Author(s)
Michael A. Lombardi, Andrew N. Novick
NIST now offers a new remmote calibration service desinged to assist laboratories who maintain an accurate local time standard. The service monitors the local time standard by continuously comparing it to the national time standard, and reports the

Remote Time Calibrations via the NIST Time Measurement and Analysis Service

December 1, 2006
Author(s)
Michael A. Lombardi, Andrew N. Novick
NIST now offers a new remote calibration service designed to assist laboratories who maintain a accurate local time standard. The service monitors the local time standard by continuously comparing it to the national time standard, and reports the

SIM Time and Frequency Comparison Network in Near Real Time

October 25, 2006
Author(s)
Jose M. Lopez, Michael A. Lombardi, Andrew N. Novick, Jean-Simon Boulanger, Raymond Pelletier, Carlos Donado
A network for time and frequency comparisons within the Inter-American Metrology System (SIM) has been developed. The SIM time and frequency network uses the common-view Global Positioning System (GPS) method to compare frequency and time standards

The NIST Time Measurement and Analysis Service

August 7, 2006
Author(s)
Michael A. Lombardi, Andrew N. Novick
NIST now offers a new remote calibration service designed to assist laboratories who maintain a accurate local time standard. The service monitors the local time standard by continuously comparing it to the national time standard, and reports the

The Inter-American Metrology System (SIM) Common-View GPS Comparison Network

August 29, 2005
Author(s)
Michael A. Lombardi, Andrew N. Novick, Jose M. Lopez, Jean-Simon Boulanger, Raymond Pelletier
The Inter-American Metrology System (SIM) consists of national metrology institutes in 34 member nations located throughout North, Central, and South America. Currently, at least ten SIM laboratories pursue time and frequency metrology, and are responsible

Recommended Practices for Manufacturers and Consumers of WWVB Radio Controlled Clocks

January 1, 2005
Author(s)
Michael A. Lombardi, Andrew N. Novick, John P. Lowe, Matthew J. Deutch, Gerald Nelson, Douglas D. Sutton, William C. Yates, D. W. Hanson
This document serves as a recommended practice guide intended to benefit WWVB radio controlled clock (RCC) manufacturers and consumers. It recommends key features to manufacturers that their products should include, and key specifications that their
Was this page helpful?