LOCATION BASED SERVICES ( LBS ) AND RELATED STANDARDS

Nowadays, mobile network operators try to create the novel services in order to increase advantages of existing telecommunication services. Providing many personalized services for mobile phone users is one of the best ways for achieving this. Location is the most important of personalized services. LBS are vital for our life which contain a lot of considerable topics such as emergency services, navigation and security. Wireless internet users are continuously increasing. Many people are aware of the wireless internet technology. However, a few of them know the personalized services for LBS. They have provided the services in many fields such as health, security, entertainment and disaster management. Therefore, usage of these services will be common in future. In addition, LBS have extremely facilitated the life of many people. LBS have the properties such as providing the location information and determination the location of mobile devices. There are different methods for determining the location in LBS. These methods have different location accuracy. LBS have to have the standards in order to provide the interaction among the services. Open LS (Open Location Service) creates the specifications for interoperability of location application services. Open LS has studied to create the standards with OGC (Open Geospatial Consortium) and ISO TC/211 (International Standardization Organization Technical Committee). As a result of this, ISO 19133 Geographic Information-Location Based Service-Tracking and Navigation Standard was issued on 21.10.2005. This study considers the important subjects such as LBS, location determination methods and creating the standards between location services. Moreover, it mentions about future of LBS, economical size of LBS and importance for our life of LBS.