The need – environment of an Urban Information System has undergone a sea change over the last few years. Couple of years back the requirements of information system was designed and projected primarily from the planners community. They were satisfied if the physical information was supplied on a scale of 1:5000/1:10000…

The reference scenario is defined by a set of navigation systems; each system is composed by a set of signal generators (constellation) and by a common time reference. Each transmitter must be synchronized to the time base; this operation is performed using different algorithms in order to generate a time correction to be transmitted to the receiver…

The global smartphone market grew at exponential rates over the last years, and analysts predict very high growth in the years to come, indicating that these devices are making their way from a niche existence to mass adoption. Standard on most smartphones phones are GPS receivers, big screens and processing power that meets the standards of early laptops. These conditions are perfect for running GPS applications that turn smartphones…

During the last half century, countries all over the world went through a remarkable economic growth, which resulted in higher income levels and changes in people’s way of living. In particular, transportation industry has undergone a dramatic change. The number of privately owned cars has explosively increased to facilitate individuals’ travel. Volume of goods transportation also rose sharply due to expanding global trade and online commerce…

On the back of recent announcements by Google and Nokia signaling their intentions to provide free turn-by-turn satellite navigation as applications on their smart phone devices, it is more clear than ever that the satellite navigation industry is on the brink of experiencing drastic changes. Once an industry dominated almost entirely…