Meanwhile, standard mobile phones are able to run applications which can be installed additionally tothose provided by the network operators. These applications can be used for various purposes - onepossibility is to use mobile phones for guiding persons on unknown territory. Mobile phones...

Mobility, understood as the possibility to move around, is an important part of human life. Sociologistshave even called mobility a vital principle for the individual and society. Mobility needs may besatisfied in several ways: independently by motorized and non-motorized individual traffic, by...