Automatic telephone calling card

Claim 1

A portable unit for use with a telephone, said portable unit comprising: a processor; a memory connected to said processor; a keypad, connected with said processor, for inputting into said memory alpha-numerical data, including numerical data representative of a plurality of telephone numbers to be dialed, numerical data representative of a calling card number to be dialed, and alphabetic data relating to each said telephone number to be dialed; a display, connected to said processor, for visually displaying said numerical and alphabetic data; a substantially flat plastic card for housing said processor, said memory, said keypad and said display, said plastic card including at least one aperture therein, wherein said display is positioned within said plastic card in association with said aperture, thereby making said display visually accessible at the exterior of said plastic card; first and second function keys, located remotely from said keypad, each said function key connected with said processor and accessible at the exterior of said plastic card, wherein said data representative of said calling card number is associated with said second function key, and wherein said processor includes means for selecting one of said telephone numbers to be dialed and means for associating said numerical data representative thereof with said first function key; means for converting said data representative of said calling card number and said selected telephone number to be dialed into a stream of audible frequency output signals; and a speaker, connected with said converting means, wherein depressing said first function key activates said converting means to output through said speaker a stream of audible frequency output signals representative of said telephone number to be dialed, and wherein depressing said second function key activates said converting means to output through said speaker a stream of audible frequency output signals representative of said calling card number.