GPS World, May 2012

INNOVATION Signal Processing Conclusion FIGURE 11 LabSat GNSS simulator FIGURE 12 LabSat GNSS simulator hardware design Acknowledgments Manufacturers Navsys Corp Ettus Research LLC Racelogic Ltd Novatel ALISON BROWN is the president and chief executive officer of Navsys Corp Colorado Springs Colorado which she founded in 1986 Brown has a Ph D in mechanics aerospace and nuclear engineering from UCLA an M S in aeronautics and astronautics from MIT and an M A and B A in engineering from Cambridge University She is a fellow of the Institute of Navigation and an honorary fellow of Sidney Sussex College Cambridge JARRETT REDD is a senior systems engineer with Navsys Corp working on hardware firmware and embedded systems development for signal acquisition processing and transmission He holds an M S and B S in computer engineering from Texas A M University MARK ANTHONY HUTTON is a software engineer with Navsys Corp working on GNSS signal simulation tools and the GPS Jammer Detection and Location System He holds a B S in computer science from the University of Colorado at Colorado Springs MORE ONLINE Further Reading For references related to this article go to gpsworld com and click on Richard Langleys Innovation in the left hand navigation bar COPYRIGHT 2012 QUESTEX MEDIA GROUP LLC All rights reserved No part of this publication may be reproduced or transmitted in any form or by any means electronic or mechanical including by photocopy recording or information storage and retrieval without permission in writing from the publisher Questex Media Group LLC Authorization to photocopy items for internal educational or personal use or the internal educational or personal use of specific clients is granted by Questex Media Group LLC for libraries and other users registered with the Copyright Clearance Center 222 Rosewood Dr Danvers MA 01923 978 750 8400 fax 978 750 4470 For uses beyond those listed above please direct your written request to questexpermissions@ theygsgroup com or 800 494 9051 Ext 100 PRIVACY NOTICE Questex Media Group provides certain customer contact data such as customers names addresses phone numbers and e mail addresses to third parties who wish to promote relevant products services and other opportunities which may be of interest to you If you do not want Questex Media Group to make your contact information available to third parties for marketing purposes simply call toll free 866 344 1315 or 1 847 763 9594 Outside the US between the hours of 8 30 am and 5 pm CT and a customer service representative will assist to remove your name from Questexs lists GPS WORLD ISSN 1048 5104 is published monthly 12 issues yr by Questex Media Group LLC 306 W Michigan St Ste 200 Duluth MN 55802 SUBSCRIPTION RATES U S and possessions 1 year 12 issues 8000 2 years 24 issues 12900 Canada and Mexico 9600 1 year 15100 2 years All other countries 15500 1 year 25500 2 years International pricing includes air expedited service Single copies prepaid only 7 in the United States 9 all other countries Back issues if available are 19 in the U S and possessions 23 all other countries Include 650 per order plus 2 per additional copy for U S postage and handling Periodicals postage paid at Duluth MN 55806 and additional mailing offices POSTMASTER Please send address changes to GPS WORLD P O Box 1270 Skokie IL 60076 8270 USA Canadian G S T number 840 033 278 RT0001 Publications Mail Agreement Number 40017597 Printed in the U S A GPS World May 2012 www gpsworld com 50