Optical storage apparatus, processing circuits and methods for optical data

Optical storage apparatus, processing circuits and methods for optical data

  • CN 101,308,672 B
  • Filed: 05/16/2008
  • Issued: 04/24/2013
  • Est. Priority Date: 05/17/2007
  • Status: Active Grant
First Claim
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1. a treatment circuit that is used for optical data is characterized in that, this optical data comprises a plurality of data-signals, and described treatment circuit comprises:

  • Signal processing module is used for receiving described a plurality of data-signal, and described a plurality of data-signals are averaged also filtering to obtain low frequency signal;

    AndThe radiofrequency signal summation module, be used for receiving described a plurality of data-signal and described low frequency signal, described a plurality of data-signals are sued for peace to obtain the sum data signal, and by deducting described low frequency signal in the described sum data signal to obtain the radio frequency summing signal.

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