existent national systems / communications links / transport operators / commodity internet software components / functional services / monolithic proprietary systems / information services / service management / information processing systems / end user devices / web service / real-time vehicle information / end-user devices / real-time data / web browsers / vehicle management / real-time information / large and dynamic systems / travel information / transport systems / Web Services / /
Person
Subscription / Pattern / /
Technology
HTTP / XML / Communication protocols / smartphones / /