Recently, there has been increasing interest within the potential user community of Global Positioning System (GPS) for high precision navigation problems such as aircraft non precision approach, river and harbor navigation, real-time or kinematic surveying. In view of more and more GPS
As the usage of mobile telephones increased at the end of the nineties, the development of Location based services (LBS) started. LBS in a cellular telephone network are a service provided to the subscriber based on its current geographic location. The position
It is predicted that the market for position-based services is going to reach an annual turnover of billions of dollars in a few years. Besides this, also the game industry is estimated to meet a bright future, and there is a great
We are living in the information era, people are getting more mobile and the technology is constantly advancing. Technologies that were once static in location are now becoming mobile and constantly changing position. Information that never changed before must now be dynamic