Synchronous data copy system and method

Synchronous data copy system and method

  • CN 101,008,908 B
  • Filed: 01/25/2006
  • Issued: 06/23/2010
  • Est. Priority Date: 01/25/2006
  • Status: Active Grant
First Claim
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1. synchronous data copy system, it comprises one with reference to an electronic equipment and a target electronic device,Describedly comprise with reference to electronic equipment:

  • One with reference to electronic device memory;

    One with reference to the electronic equipment data protection module, is used for writing down to described data modification with reference to electronic device memory;

    Concrete, describedly specifically comprise;

    real pattern data protection module and protected mode data protection module with reference to the electronic equipment data protection module, described real pattern data protection module is used for writing down under the real pattern described data modification with reference to electronic device memory, and described protected mode data protection module is used under the record protection pattern modification to described data with reference to electronic device memory;

    One data transmission blocks is used for sending data according to the content of described real pattern data protection module and described protected mode data protection module record;

    Wherein, when from the reference electronic equipment with the data increment synchronized copy during to target electronic device, send and sector data and address information with reference to the data transmission blocks of electronic equipment with reference to the corresponding data modification of recorded content of electronic equipment data protection module;

    Described target electronic device comprises;

    One target electronic device storer, a target electronic device data protection module and a data reception module,Wherein, described data reception module receives from described data with reference to electronic equipment; and

    give described target electronic device data protection module with it;

    , according to described address information described sector data is write in the described target electronic device storer relevant position by described target electronic device data protection module.

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