Apparatus for PID address protection and method thereof
A protecting device installed in an optical storage system for protecting a plurality of physical identification data synchronous signals includes a synchronous pattern detecting device, a data synchronous signal insertion device for adding the amount of data synchronous signals to a first predetermined number, a counting/reloading device for sequentially counting the first predetermined number of data synchronous signals and an additional second predetermined number of data synchronous signals, a PID window generator for generating a plurality of protecting windows respectively corresponding to the plurality of physical identification data synchronous signals while the counting/reloading device is counting the second predetermined number of data synchronous signals, and a PID synchronous signal protection device for protecting the plurality of physical identification data synchronous signals according to the plurality of protecting windows.
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Chi-Ming Jia-Hau
Chang Lin