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Sleep mode operation for networked end devices

  • US 9,237,524 B2
  • Filed: 08/09/2012
  • Issued: 01/12/2016
  • Est. Priority Date: 08/09/2012
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • at least one memory; and

    at least one processor coupled to the at least one memory and configured to perform, based on instructions stored in the at least one memory;

    obtaining sleep information for a first end device connected to a network, wherein;

    the sleep information is indicative when the first end device operates in a sleep mode;

    the network is connected to a plurality of end devices; and

    the plurality of end devices includes the first end device;

    determining a scanning time based on the sleep information;

    determining whether a response is received from the first end device within the scanning time when the first end device wakes up from the sleep mode;

    instructing the first end device to initiate sleep mode operation for a time duration;

    determining a targeted energy usage for the network; and

    determining the time duration of the sleep mode operation for the first end device based on the targeted energy usage for the network, wherein the time duration is dependent on a device energy usage of all other end devices connected to the network.

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