The selective calling receiver which possesses automatic reregistration function

摘要

(57) Abstract SCR (selective call receiver) which (16) operates in the satellite communications system, in another message transmission territory from one message transmission territory (10) (12) the occasion where the loam it does, reregistration procedure is started automatically. To do this, the distance which is thought that SCR (16) that decided present location, the loam did from position of time before the known is decided, when this distance exceeds the distance of given, reregistration procedure is started.