SYSTEM AND METHOD FOR SYNCHRONIZING OPERATIONS AMONG A PLURALITY OF INDEPENDENTLY CLOCKED DIGITAL DATA PROCESSING DEVICES
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Accused Products
Abstract
Receiving, by a first zone player, first control information from a user interface module; based on the received first control information, transmitting, by the first zone player, a notification to a second zone player, wherein the notification indicates that the first zone player is joining a synchrony group with the second zone player; receiving, by the first zone player, second control information from the second zone player, wherein the second control information comprises a multicast address that an audio information channelization device uses to broadcast audio information and playback timing information to the synchrony group; and playing, by the first zone player, the audio information in synchrony with the second zone player.
42 Citations
40 Claims
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1-20. -20. (canceled)
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21. In a network comprising a plurality of zone players, including at least a first zone player and a second zone player, a method comprising:
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receiving, by the first zone player, first control information from a user interface module; based on the received first control information, transmitting, by the first zone player, a notification to the second zone player, wherein the notification indicates that the first zone player is joining a synchrony group with the second zone player; receiving, by the first zone player, second control information from the second zone player, wherein the second control information comprises a multicast address that an audio information channelization device uses to broadcast audio information and playback timing information to the synchrony group; and playing, by the first zone player, the audio information in synchrony with the second zone player. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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29. A tangible computer-readable memory having instructions stored thereon that when executed cause a first zone player to:
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receive first control information from a user interface module; based on the received first control information, transmit a notification to a second zone player, wherein the notification indicates that the first zone player is joining a synchrony group with the second zone player; receive second control information from the second zone player, wherein the second control information comprises a multicast address that an audio information channelization device uses to broadcast audio information and playback timing information to the synchrony group; and play the audio information in synchrony with the second zone player. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36)
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37. A zone player comprising:
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a network interface configured to connect the zone player to a network; and a control module configured to; receive first control information from a user interface module interface; based on the received first control information, transmit a notification to a second zone player via the network interface, wherein the notification indicates that the zone player is joining a synchrony group with the second zone player; receive second control information from the second zone player, wherein the second control information comprises a multicast address that an audio information channelization device uses to broadcast audio information and playback timing information to the synchrony group; and play the audio information in synchrony with the second zone player. - View Dependent Claims (38, 39, 40)
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Specification