Wireless prepaid telephone system with dispensable instruments
June 19, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesCard-operated telephone Cordless pen telephone handset Wireless access telephone-to-telephone network interface architecture Voice recognition dialing unit Simultaneous speaker-independent voice recognition and verification over a telephone network Multilingual prepaid telephone system Apparatus and method for a cellular freeway emergency telephone Radio Telecommunication apparatus Speech recognition system for electronic switches in a non-wireline communications network Pre-paid cellular telephone system InventorAssigneeApplicationNo. 878864 filed on 06/19/1997US Classes:455/409, Rental379/88.03, Voice dialing455/406, Billing455/408, At remote station455/410Security or fraud preventionExaminersPrimary: Bost, Dwayne D.Assistant: Gantt, Alan T. International ClassesH04Q 007/32H04Q 007/38 AbstractA telecommunication system incorporates individual station instruments simplified by wireless operation, voice dialing, prepaid accounting and out-call operation, all enabled by cooperative system operation including supporting central equipment. Wireless operation of the central equipment involves a multiple port wireless platform along with other units for interfacing a multitude of mobile station instruments simultaneously for interactive audio communication to, regulate control, monitor and record operations of the instruments, and bridge communication with selected remote terminals through the public switched telephone network. Message capability, emergency abort to an operator station and security features supplement the basic system. | |
