Patent ID: 6473610
Filing Date: 2002-10-29
Classification: H04B,H04M,H04W

Abstract:
A system for wireless telephonic communication between telephone terminals through a public switched telephone network, comprising:a plurality of discardable, keyless, wireless telephone instruments including a transceiver, an instrument control unit, an earphone output and an input structure consisting of a microphone unit for converting voice sound to representative audio signals; a central station that stores prepaid balances of the wireless telephone instruments; a wireless platform located at the central station to communicate with the wireless telephone instruments; a central control unit located at the central station; a voice generator and a voice recognition unit controlled to sequence vocal prompts provided from the voice generator to the earphone output and number signals provided from the input structure of a discardable keyless, wireless telephone instrument to the voice recognition unit to accomplish a dial-up called number for one of the telephone terminals for use by a switched telephone network.