A method and system for accurately accounting for an amount of satellite communications system resources that are allotted to and utilized by a user terminal on a per call or connection basis. The method accumulates data at periodic intervals during a connection, the data indicating what portion of the...http://www.google.co.uk/patents/US5664006?utm_source=gb-gplus-sharePatent US5664006 - Method for accounting for user terminal connection to a satellite communications system