Power management for storage devices

Power management for storage devices

  • CN 101,893,931 B
  • Filed: 05/20/2010
  • Issued: 11/05/2014
  • Est. Priority Date: 05/21/2009
  • Status: Active Grant
First Claim
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1. One kind comprise Serial Attached SCSI (SAS) (SAS) target, with this destinations traffic exercisable method in the system of the SAS extender that couples and the SAS initiator that couples communicatedly with this extender, the method is characterized in that, the method comprises the following steps:

  • Power request message is sent to this initiator from this target by this extender;

    At this initiator place, receive this power request message;

    In response to receiving this power request message, from this initiator, to this extender transmitted power request, receive message;

    In response to receiving this power request, receive message, in this extender to this Target Assignment additional amount of power;

    AndIn response to receiving this power request, receive message, from this extender, to this target transmit power, grant message.

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