Paging receiver capable of avoiding disturbance raised on reception of an unnecessary message

Claim 1

A paging receiver which has a preassigned number common to a plurality of other paging receivers and which is supplied with a radio signal which conveys a call number and a message following the call number, said paging receiver being given said call number and said message as a reception call number and a reception message which has a message format, said paging receiver comprising: memorizing means for memorizing a predetermined message format receivable in said paging receiver; call number detecting means for detecting coincidence between said preassigned number and said reception call number; format checking means operated only on coincidence between said preassigned number and said reception call number as determined by said call number detecting means and coupled to said memorizing means, for checking said message format from said reception message; judging means coupled to said memorizing means and said format checking means for judging whether or not said message format is coincident with said predetermined message format; and notifying means coupled to said judging means for notifying reception of said reception message only after said format checking means checks said message format from said reception message and said judging means judges that said message format is coincident with said predetermined message format, to thereby avoid disturbance resulting from reception of a message having a format different from said predetermined message format.