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Interview

Ronald R. Hatch
Director of navigation Systems,
NavCom Technology Inc., U.S.A
rhatch@NAVCOMTECH.COM
Q.1 Can you provide an overview of NavCom products?
In addition to a full line of high precision GPS receivers, NavCom’s major product differentiator is the StarFire™ Network – the first commercially available Global Satellite Based Augmentation System (GSBAS) that provides users decimeter accuracy without the need for a base station. NavCom originally launched StarFire in 1999 within the agricultural market for our parent company, John Deere. Since that time, StarFire has grown in popularity across a number of market segments including land and aerial survey, machine control for gantry crane and construction and most notably in offshore survey applications.
NavCom’s Research & Development focus is on emerging technologies including next generation GPS and local positioning systems, wireless communications, autonomous vehicle control and robotics and is at the forefront of groundbreaking technology for intelligent machines. These technologies provide for automation of vehicle handling, controlling and mission execution as well as vehicle workflow management across many market segments that add verifiable value to our customers and business partners.
Q 2 Can you throw some light on the usage of StarFire™ in the Asian region?
StarFire is used in the Asian region in many applications including agriculture, offshore exploration and development, machine control and land survey. The decimeter positioning capability of StarFire opens up many application areas that have traditionally not been well served. In offshore environments the use of local correction sources is not possible and so a global solution that offers decimeter accuracy is very much in demand.
Q. 3 Can the Indian Space Research Organisation (ISRO), make use of StarFire™ for its augmentation systems?
ISRO’s planned GAGAN service will be very similar to the US WAAS correction system and like WAAS it will be free of charge to the user. StarFire and GAGAN will work to complement each other in the Indian market because the GAGAN accuracy will probably be on the order of 50cm for a dual frequency receiver whereas StarFire provides 10cm accuracies. Thus the end user will have multiple choices and can select the appropriate solution based on their application and cost constraints.
Regarding collaboration with ISRO, we have not yet explored this possibility, but I think there might very well be areas where we can contribute and help make the system more accurate. One would need to look at the details but we think there are several techniques, that we employ which could reasonably be employed in a system such as GAGAN.
Q.4 Could you tell us about your products for personal navigation or fleet management?
We do not currently provide solutions in this space; however, one of the benefits of our global network of StarFire ground reference stations is our ability to see all GPS satellites all of the time. As a result we are able to continually collect GPS satellite information such as ephemeris and other data that is very useful to assisted GPS applications such are found in the cellular handset positioning markets.
Q. 4 How do you find the region of Asia-Pacific? What interests you in this region?
Asia Pacific is clearly a very dynamic market with enormous growth potential. We are still at an early stage of our market growth in this region and we believe that there is much to be gained from serving the positioning and navigation needs of customers in this region.
Q. 5 Would you like to comment on countries like Singapore, Malaysia, Thailand, Indonesia with reference to your products?
StarFire and our associated dual frequency receivers are used in all of these countries in a variety of applications. We also provide solutions in Japan, China, Korea and Australia. Almost all major Asian economies are utilizing our products at this time.
Q. 6 What is your view about China market?
China is a very large and fast growing economy with a very entrepreneurial approach to business. We have a business partner in China that distributes our products and we have already made a number of significant sales through them. We believe that the Chinese economy will continue to grow and as it does increasing opportunities will present themselves for the innovative uses of our products and technology.
Q. 7 How do you see the market trends?
I am convinced that the receivers partly because the electronics are getting so cheap, so fast and the capability of computation is improving so rapidly, that at least moderate to high end receivers will work with GLONASS and GPS together. They’ll work with virtually all the regional augmentation systems and we are going to get extremely capable high accuracy receivers almost by default as we get more augmentation systems and more satellite systems up there and particularly Galileo and GPS are going to work together. I think it will be unusual to have a receiver that will not encompass both the systems. You get the best accuracy by using them both. The ability to be interoperable for example will just be incredibly powerful in terms of detecting a poor satellite. So I don’t worry much about the integrity and alarming systems like others do because when you have that many satellites it’s going to be easily detected on your own.
Q. 8 What is your viewpoint about the South American industry with regards to satellite positioning and navigation?
I think South America is probably somewhat similar to the situation here. It is in between India and Australia. Australia has rapidly adopted satellite navigation technology as a productivity improvement, especially in the agricultural sector and with the rapid growth of the agricultural markets in Latin America, especially in Brazil, we see a similar growth potential for that region. It is interesting that you do run into unusual problems there. With the magnetic equator there, you can get satellite navigation issues caused by scintillation that we normally don’t find in other places, but we still see successful deployment of our products in those markets.
Q. 9 How do you find the Far East market?
The use of satellite navigation is at various stages in the different countries of the Far East. Japan has a very mature market with many geodetic quality reference stations and associated publicly available RTK level corrections. On the other hand the Indian market is just starting to develop for solutions like our StarFire service. So there is a mix. However, we find all of the countries of the Far East of great interest and importance to our continued growth and success and we hope to be doing business here for many years.
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