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Media playback system using standby mode in a mesh network

  • US 9,244,516 B2
  • Filed: 09/30/2013
  • Issued: 01/26/2016
  • Est. Priority Date: 09/30/2013
  • Status: Expired due to Fees
First Claim
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1. A first playback device comprising:

  • one or more processors;

    tangible, non-transitory, computer-readable media having instructions encoded therein, wherein the instructions, when executed by the one or more processors, cause the playback device to perform a method comprising;

    receiving, while the first media playback device is in a standby mode in which an audio stage of the first media playback device is disabled, a first wake-up packet that includes a first payload that is associated with a MAC broadcast address;

    in response to receiving the first wake-up packet,(i) exiting the standby mode, and entering an active mode, wherein entering the active mode comprises enabling the audio stage such that an amplifier component of the audio stage is configured to produce amplified audio signals, and(ii) broadcasting a second wake-up packet that includes a second payload that is associated with the MAC broadcast address to cause one or more additional playback devices to enter the active mode;

    after receiving the first wake-up packet, determining whether the first media playback device is forwarding playback packets to a second media playback device; and

    when the first media playback device is not forwarding playback packets to the second media playback device, exiting the active mode and entering the standby mode.

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