Transfer of valuable information between a secure module and another module
DC CAFCFirst Claim
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1. A system for communicating data securely, comprising:
- a first portable module comprising;
a nonvolatile memory for storing a first data;
a first real time clock circuit for time stamping data transactions;
a counter for counting a transaction count;
an input/output circuit;
a substantially unique electronically readable identification number readable by said input/output circuit; and
a memory control circuit in electrical communication with said nonvolatile memory, said real time clock, said counter, and said input/output circuit;
a portable module reader that can be placed in communication with said first portable module, said portable module reader can be connected to a plurality of other devices;
a secure microcontroller based module in electronic communication with said portable module reader, said secure microcontroller comprising;
a microcontroller core;
a math coprocessor, in communication with said microcontroller core, for processing encryption calculations;
an energy circuit for storing energy;
a memory circuit connected to said microcontroller core;
a memory circuit in communication with said microcontroller core; and
a second real time clock circuit in communication with said microcontroller,said combination of said portable module reader and said secure microcontroller performing secure data transfers with said first portable module.
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Reexamination
Accused Products
Abstract
The present invention rotates to system, apparatus and method for communicating valuable data from a portable module to another module via an electronic device. More specifically, the disclosed system, apparatus and method are useful for enabling a user to fill a portable module with a cash equivalent and to spend the cash equivalent at a variety of locations. The disclosed system incorporates an encryption/decryption method.
227 Citations
6 Claims
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1. A system for communicating data securely, comprising:
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a first portable module comprising; a nonvolatile memory for storing a first data; a first real time clock circuit for time stamping data transactions; a counter for counting a transaction count; an input/output circuit; a substantially unique electronically readable identification number readable by said input/output circuit; and a memory control circuit in electrical communication with said nonvolatile memory, said real time clock, said counter, and said input/output circuit; a portable module reader that can be placed in communication with said first portable module, said portable module reader can be connected to a plurality of other devices; a secure microcontroller based module in electronic communication with said portable module reader, said secure microcontroller comprising; a microcontroller core; a math coprocessor, in communication with said microcontroller core, for processing encryption calculations; an energy circuit for storing energy; a memory circuit connected to said microcontroller core; a memory circuit in communication with said microcontroller core; and a second real time clock circuit in communication with said microcontroller, said combination of said portable module reader and said secure microcontroller performing secure data transfers with said first portable module. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification