EXTERNAL MEMORY DATA READER WITH COMPUTER VIRUS INFECTION PREVENTIVE FUNCTION, AND EXTERNAL MEMORY DATA READING METHOD WITH COMPUTER VIRUS INFECTION PREVENTIVE FUNCTION

摘要

PROBLEM TO BE SOLVED: To restrain infection and diffusion of a computer virus under use of a conventional OS and application software, in a computer provided with an external memory data reader.;SOLUTION: This external memory data reader includes the computer 10 for controlling the whole system, and a USB memory writing-preventive adaptor 200 connected between the computer 10 and an external memory 20, and for preventing a data from being written into the external memory 20 by the computer 10. The computer 10 includes a volatile memory 16 of erasing the data stored in itself, at a moment when an electric power source supplied to the computer 10 is blocked, and a virtual storage area forming means 34 for forming a virtual storage area A in a storage area of the volatile memory 16. The virtual storage area forming means 34 stores the data read in from the external memory 20 by the computer 10, in the virtual storage area A of the volatile memory 16.;COPYRIGHT: (C)2011,JPO&INPIT