Removable card for use in radio units
First Claim
Patent Images
1. A cellular phone comprising:
- (a) a first removable subscriber identification card, wherein said first card includes a microprocessor and memory that stores first subscriber identification information;
(b) a card interface;
(c) a controller that generates a first personal access number from said first subscriber identification information; and
(d) a transmitter that transmits said first personal access number to a wireless communication system.
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Abstract
A cellular phone includes a first removable subscriber identification card which has a microprocessor and memory that stores subscriber identification information. The cellular phone also includes a card interface, a controller, that generates a personal access number from the subscriber identification information, and a transmitter that transmits the first personal access number to a wireless communication system.
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Citations
22 Claims
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1. A cellular phone comprising:
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(a) a first removable subscriber identification card, wherein said first card includes a microprocessor and memory that stores first subscriber identification information;
(b) a card interface;
(c) a controller that generates a first personal access number from said first subscriber identification information; and
(d) a transmitter that transmits said first personal access number to a wireless communication system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 17, 19, 20, 22)
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12. A method for receiving cellular phone calls comprising the steps of:
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(e) inserting a first subscriber identification card into a cellular phone;
(f) reading first subscriber information on said first card;
(g) processing said first subscriber information to create a first personal access number; and
(h) transmitting said first personal access number to a wireless communication system. - View Dependent Claims (16, 18, 21)
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Specification