Patent ID: 6304883
Filing Date: 2001-10-16
Classification: G06F,Y10S

Abstract:
An apparatus for managing data of a telephone switching system, said apparatus comprising:a telephone switching system including program and database files for managing said telephone switching system;a flash memory storing first data used in managing said telephone switching system, the first data corresponding to infrequently modified files including the program files and the database files;a random access memory storing temporary data, said temporary data corresponding to frequently modified files including the database files, said temporary data being written to said random access memory more frequently than said first data are written to said flash memory; anda central processing unit writing said temporary data to a predetermined area of said random access memory, and periodically reading said temporary data from said random access memory and then writing said read temporary data to said flash memory to back up said read temporary data, said central processing unit being coupled directly to said flash memory and to said random access memory without an intervening interface unit.