초록

This invention overcomes the disadvantages of the prior art by providing cellular telecommunications systems that utilize encryption and employ encrypted seed number signals to enable various payment plans for access and payment.

대표청구항 ▼

[ What is claimed is:] [1.] A method for paying for the use of a cellular telephone, said method comprising steps of:connecting a cellular telephone to a telephone network when one or more encrypted authentication signals are the same;answering the connected cellular telephone call from a cellular t

[ What is claimed is:] [1.] A method for paying for the use of a cellular telephone, said method comprising steps of:connecting a cellular telephone to a telephone network when one or more encrypted authentication signals are the same;answering the connected cellular telephone call from a cellular telephone user to establish two-way communication;formulating a response for transmission to the user requesting the input of data, that includes an access code number uniquely identifying the cellular telephone to be recharged with funds or units;processing at a central location the input data, upon receipt, to check the authenticity of the call;determining at a central location a new access code for each request for additional payment that uniquely identifies the cellular telephone;updating the user's file at a central location and in the cellular telephone to reflect the fact that the identified cellular telephone is to be recharged with additional funds or units; andtransmitting the amount of funds or units requested by the caller and the new access code.